Velkomin í Shenzhen Changxinghuitong Technology Co., Ltd!
+86 19129355807
fyrirtæki
IP Tunnel Neyðarsími

Time:2022-12-3

Why choose an IP Tunnel Emergency Telephone? There are many reasons why you might need to choose an IP tunnel emergency telephone. Maybe you need to be able to get in touch with someone in an emergency, or you need to be able to communicate with people in a different part of the world. Whatever your reasons, it's important to choose a phone that will meet your needs. What is an IP Tunnel Emergency Telephone? An IP tunnel emergency telephone is a special type of telephone that is used to make emergency calls over an IP network. These phones are often used in businesses and other organizations where IP networks are used. They allow emergency calls to be placed over the network, even when there is no traditional telephone service available. How does an IP Tunnel Emergency Telephone work? When an emergency occurs and a phone line is needed, an IP tunnel emergency telephone can be used. This type of phone line is created by using a special phone number that is routed through the internet. By using this type of phone line, it is possible to get a phone line even when there is no traditional phone service available....
IP sími Sími með snúru

Time:2022-12-3

IP telephony refers to any phone system that uses an internet connection to send and receive voice data. Unlike a regular telephone that uses landlines to transmit analog signals, IP phones connect to the internet via a router and modem. How Does IP Telephony Work? IP telephone systems use the Internet Protocol (IP) or other digital protocols to transfer voice communications over the internet. What Is The Difference Between VoIP and IP Telephony? The terms are often used interchangeably, but there is a subtle difference between them. IP telephony describes any system that fits within the internet-based telecommunications umbrella, including fax and other systems. Initially, the term VoIP (Voice over Internet Protocol) was more specific. It only referred to the technology used to make and receive phone calls over the internet. In recent years, though, even VoIP providers and telecommunications companies have started to use these terms interchangeably. IP telephony and VoIP both cover phone systems that use a LAN (local area network) to connect to the internet via a modem/router. The IP telephone Corded telephone is a great device that has many benefits. It is perfect for businesses as it can be used to make calls, hold video conferences,...
logheldur veðurheldur sími

Time:2022-12-3

The explosion-proof telephone is designed according to a special anti-explosion structure, so that it can still work safely in the complex, harsh and explosive environment. This type of communication equipment is installed in most power plants, industrial and mining plants and chemical plants. In addition, explosion-proof telephones have explosion-proof characteristics on the one hand, as well as the basic function of calling, which can be used as long as the ordinary telephone line is connected. Explosion-proof equipment can contain an explosion within itself. Creating heavy, thick equipment that can withstand a blast allows for higher wattage. Whether equipment is intrinsically safe or explosion-proof, it’s designed to prevent a malfunction in electrical process equipment. A flameproof weatherproof telephone is a must-have for any business that operates in a hazardous environment. These phones are designed to keep you connected even in the most extreme weather conditions. They are also flameproof, so you can be sure your calls will stay safe and secure. We have a wide range of flameproof weatherproof telephone to choose from.No matter what your needs may be, there is a flameproof weatherproof telephone that is perfect for you. These phones are designed to provide you with the highest level...
waterproof emergency telephone

Time:2022-12-3

Why do I need an emergency telephone? Depending on where you work, and what work involves, you may need to provide an emergency telephone by law. Even if you are not required by law to provide one, its still important to safeguard employees and visitors. Choosing to install one of these telephones ensures that if anyone is unfortunate enough to need the help of the emergency services, that they receive help as quickly as possible. Emergency telephones come with different mounting types. The majority will be wall mounted, in order to be visible and accessible. However, a small number of our range are more like desktop phones. If you are hoping to use the emergency phone for somewhere like a swimming pool or construction site, its best to choose a wall mounted phone. It can be placed in a highly visible area, with easy access. In what sort of environment do I need an emergency telephone? Emergency phones are useful in all sorts of environments. Whether it’s leisure areas such as swimming pools, summer camps, amusement parks, or professional environments like hospitals or security offices, this phone can be the difference between life and death. In these areas, where there...
lyftu neyðarsímaverksmiðju

Time:2022-11-8

From elevator emergency phone factory Utility Tunnel Emergency telephones Emergency telephones for utility tunnel purpose made of aluminium alloy material by die casting. The telephone waterproof is rugged and durable. Body-integral, Strong flame retardancy and low-temperature resistant. Special sealing design can ensure complete waterproof grade up to IP66. Waterproof, dustproof and moisture-resistant. The telephone waterproof widely used in tunnel and outdoor. Most metro and high-speed rail project need install IP66 telephone for emergency communication. Model: CDU-AUX Size: 492*302*185mm Ambient Temperature: -40℃ to 50℃ Relative Humidity: 10% to 95% Atmospheric Pressure: 80-110 kPa Ambient Noise: ≤60dB Operating Frequency: 300-3400 Hz Sending Loudness Rating(SLR): 5- 15dB Receiving Loudness Rating(RLR): -7-2dB Side Tone Masking Rating(STMR): ≥7dB  
GSM neyðarsímakerfi

Time:2022-11-8

Uncovered Visible Touchscreen Fiber-Reinforced Plastic Emergency Telephone is a high-end smart phone that integrates audio, video and applications. Based on the Android9.0 system, it can support the installation and use of third-party Android applications, and the interface is convenient to use. With a 7-inch color touch screen, built-in USB 2.0 interface, TF card interface, and HDMI interface, it provides users with unified communication, scalable value-added services, and a rich and flexible desktop-level communication product solution. Model: CD-INP-PHO-D-SIPVD-X Size: 389.2x242x172.4mm 7-inches 1024×600 Touchscreen Video decoding: H.264 Video call resolution: QVGA/CIF/VGA/4CIF/720P/1080P Image format: JPEG/PNG/BMP Video format: MP4 Broadband range: 64kbps~4Mbps Video frame rate: 5~30fps Built-in camera: 2 million pixels, adjustable video angle video preview Auto-Provisioning via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PnP/TR-069 Operating temperature: -20°C to 70°C Relative humidity of working environment: 10% - 90% Storage temperature: -20°C to 70°C Protection class: IP66
Kína iðnaðar vatnsheldur símaverksmiðja

Time:2022-10-25

Waterproof SOS Emergency Call Box Waterproof SOS Emergency Call Box was made of cold rolled steel, the strong shell provide extra security for machine wiring. The protect level is IP65, has CE, ROHS, FCC, ISO9001 certification. Model: CX-JW-01 Power: telephone line power supply Voltage: DC 48V Standby working current ≤ 0.2A Frequency Response: 250 ~ 3000 Hz Ringtone volume ≥ 100dB(A) Corrosion class: WF2 Ambient temperature: -30 ~ + 60 ℃ Atmospheric pressure: 80 ~ 110 kPa Relative humidity ≤ 95% Cable Gland: 3-PG11 Installation: Wall Mounted
OEM iðnaðarsími

Time:2022-10-25

Utility Tunnel Emergency Call Box The industrial telephone adopts aluminum alloy die-casting shell, which has high mechanical strength and strong impact resistance. Its appearance is sturdy and vandal-proof, and it can be divided into two-wire and SIP, network cable and other transmission methods. It can be used in complex application scenarios such as Utility Tunnel, railway, tunnel, etc. Telephone system: dual-tone multi-frequency; Incoming call ringing signal light prompt; Call connection time: ≤ 6S (non-blocking); Maximum communication distance: 5km; Graded rated sound pressure level intensity: ≥ 90dBA; Audio range: 300Hz ~ 3400Hz; Harmonic distortion: ≤ 5%; Support wall-mounted and floor-standing; DTMF call system; Rated feed voltage: DC48V/DC24V; Send/receive frequency response: comply with GB/T15279-2002; Transmit Loudness Rating (SLR): 5 ~ 15dB; Received Loudness Rating (RLR): -7 ~ 2dB; Sidetone Masking Rating (STMR): ≥7dB; The system has strong expansion compatibility and supports standard SIP 2.0 (RFC3261) and related RFC protocols; Support: TCP/UDP, HTTP, ARP/RARP, DNS, NTP, TFTP, TELNET; Support one-key direct call dispatcher function; Provide alarm, monitoring, intercom, broadcast functions; Adopt advanced echo cancellation technology; Optional G.729, G.723, G.711, G.722, G.726 and other speech coding methods; DTMF mode RFC2833, SIP INFO, INBAND; Support static IP address modification, DNS domain name resolution; Hands-free/replay/radio playback...
customized best industrial telephone factory

Time:2022-10-25

  Weatherproof Emergency Telephone The weatherproof telephone used a metal weatherproof shell to minimize environmental damage to the equipment. The sturdy shell can prevent damage to the equipment. The airtightness is good, and the waterproof level reaches IP66. It can be used normally in outdoor weather.   Model: CX-SIP-02 1. VoIP SIP2.0 telephone 2. DTMF dialing 3. MTBF100000hours 4. MTTR: 2 hours 5. Auxiliary Contacts:1 Aux Output, dry contact 6. Rated load:0.3 A at 125 VAC; 1 A at 30 VDC 7. Contact Ratings. Load: Resistive load 8. Echo cancellation code:G.167/G.168 9. Rated carry current:1A 10. Max.switching current:1A 11. Max.switching voltage:125 VAC,60VDC 12. Audio Codes:G.711, G.722, G.729 13. IP Protocols:IPv4, TCP, UDP, TFTP, RTP, RTCP, DHCP, SIP 14. Free dial (maximum length of each number is 16 digits) 15. Communication: Full duplex 2-way hands-free communication 16. Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF) 17. Network:10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better 18. Power:Power over Ethernet, IEEE802.3af, Class 0 Local power, 12VDc,Idle 2W, Max 10W 19. Programming:Non-volatile flash memory programming and configuration through Web GUI 20. Management and Operation:DHCP and static IP, remote automatic software upgrade, centralized monitoring, status LED 21. LAN Protocols:Power over Ethernet(PoE,802.3af), WLAN(IEEE 802.3af), Network Access Control(IEEE...
nýjustu fréttir
Sterkur og öruggur: The Rise of Armored Phones
In a world where technology is advancing at an unprecedented pace, the need for secure and durable smartphones has become increasingly important. With the rise in cyber threats and the vulnerability of personal information, consumers are now opting for armored phones that offer enhanced security features and sturdy build quality. This article aims to explore the reasons behind the growing popularity of armored phones and their impact on the smartphone market.   The primary reason for the surge in demand for armored phones is the growing concern over data security. In an era where data breaches and hacking incidents are becoming more common, individuals are seeking a device that can protect their personal information from unauthorized access. Armored phones are equipped with advanced security features such as fingerprint scanners, facial recognition, and encryption software, which make them less prone to cyber-attacks. These security measures provide users with peace of mind, knowing that their sensitive information is safe and secure.   Another factor contributing to the popularity of armored phones is their sturdy build quality. Traditional smartphones are often fragile and susceptible to damage from accidental drops or exposure to water. Armored phones, on the other hand, are designed to withstand...

2023-7-12 LESTU MEIRA

Weatherproof Telephone: Reliable Communication in Any Condition
In today's fast-paced world, having reliable communication is key. Whether it's for personal or business use, we depend on our phones to stay connected with people and the world around us. However, when it comes to extreme weather conditions, our regular phones can fail us. That's where weatherproof telephones come in.   A weatherproof telephone is a specially designed phone that can withstand various weather conditions like rain, extreme temperatures, and even snow. They are commonly used in outdoor spaces like construction sites, parks, and airports. With a weatherproof telephone, you can have reliable communication even when the conditions are not ideal.   One of the main advantages of a weatherproof telephone is its durability. They are designed to resist damages from water, wind, and other elements. They are made of heavy-duty materials that can withstand rough handling and external forces. This makes them ideal for outdoor use, especially in harsh environments.   Another advantage of weatherproof telephones is their ease of use. They are user-friendly, and even those who are not tech-savvy can use them with ease. They have a simple interface that is easy to navigate. They also have large buttons that are easy to press, even when...

2023-6-22 LESTU MEIRA

Waterproof Phones: A Solution for Water Damage and Durability
Waterproof phones have become increasingly popular in recent years as consumers seek devices that can withstand water damage and offer greater durability. These phones are designed to provide protection against exposure to water, allowing users to use their phones in wet environments without fear of damage.One of the main benefits of waterproof phones is the protection they provide against water damage. Water damage is one of the most common causes of phone damage, and it can be particularly frustrating as it can render a phone completely useless. By investing in a waterproof phone, users can avoid this problem and ensure that their device remains functional even if it gets wet.Another benefit of waterproof phones is their durability. These devices are designed to withstand a certain level of wear and tear, meaning that they are less likely to break or malfunction due to accidents or everyday use. This can save users a lot of money in the long run, as they will not have to constantly replace their phones due to damage.In addition to protection against water damage and durability, waterproof phones also offer a range of other benefits. For example, they often come with improved cameras and screens, making them...

2023-4-17 LESTU MEIRA

Bættu samskipti þín með Wi-Fi tengingu við jarðlína
As technology advances, communication has become increasingly important in our daily lives. We rely heavily on devices such as smartphones, laptops, and tablets to communicate with our loved ones, friends, and colleagues. However, one device that has been around for decades and should not be overlooked is the landline phone. With the advent of WiFi connectivity, landline phones have been given a new lease on life and can now offer even more convenience and functionality.   WiFi connectivity allows landline phones to access the internet and connect to other devices. This means that you can now make phone calls using your landline phone through various applications such as Skype, WhatsApp, and Viber. This feature is particularly useful for long-distance calls, as it saves you the cost of international calling rates and allows you to make video calls as well.   Additionally, WiFi connectivity allows landline phones to access various online services such as streaming music, podcasts, and audiobooks. You can also use your landline phone to access social media platforms and email services. This means that you can stay connected to the digital world through your landline phone without the need for a computer or smartphone.   Another benefit of...

2023-6-10 LESTU MEIRA

Introducing the Best Window Intercom System for Seamless Communication
Communication is the foundation of any business, and it is imperative to ensure that it is seamless and effective. This is especially true for industries that require communication between staff and customers, such as banks, hospitals, pharmacies, and other service-based businesses. In such industries, a window intercom system is necessary to facilitate clear and effective communication between staff and customers. In this article, we will introduce the best window intercom system for seamless communication.   The G5 Window Intercom System   The G5 Window Intercom System is a state-of-the-art communication system that is designed for use in various industries. The system is equipped with advanced technology that ensures clear and effective communication between staff and customers. The G5 Window Intercom System is easy to install and use, and it is perfect for businesses that require high-quality communication solutions.   Features   The G5 Window Intercom System has several features that make it the best window intercom system for seamless communication. The system is equipped with a noise-canceling microphone that filters out background noise, ensuring that the conversation between staff and customers is clear and audible. The G5 Window Intercom System also has a built-in speaker that provides high-quality sound, making...

2023-6-16 LESTU MEIRA

China OEM Industrial Telephone suppliers: Modern Communication Solution for Industrial Environments
      This is especially true in industrial environments where safety, efficiency, and productivity are of utmost importance. To meet the unique communication needs of such environments, the OEM Industrial Telephone has emerged as a modern communication solution that provides reliable and efficient communication at all times.   The OEM Industrial Telephone is specifically designed to withstand the harsh conditions found in industrial settings. Its rugged construction ensures durability and longevity, even in the most demanding environments. With features such as waterproof and dustproof casing, it can withstand extreme temperatures, humidity, and other environmental factors that are commonly encountered in industrial facilities.   One of the standout features of the OEM Industrial Telephone is its advanced technology that enables clear and uninterrupted communication. Equipped with noise-canceling technology, it effectively filters out background noise, ensuring crystal clear voice transmission even in noisy industrial environments. This feature is particularly crucial in environments where workers are exposed to loud machinery and equipment.   The OEM Industrial Telephone offers a range of communication options to suit different needs. It can be integrated with existing telephone systems, enabling seamless communication between different departments and locations within an industrial facility. Additionally, it supports both wired...

2023-8-19 LESTU MEIRA

Emergency Telephones: A Lifesaving Communication Tool
Emergency telephones are a critical component of public safety. These devices are strategically placed in public areas such as parking garages, tunnels, and highways, and are designed to provide immediate assistance to those who need it in an emergency. When used properly, emergency telephones can be lifesaving communication tools. In this article, we will discuss the importance of emergency telephones, their features and benefits, and how to use them in an emergency.   Importance of Emergency Telephones   Emergency telephones are crucial for public safety because they provide a direct line of communication to emergency services. These devices are often located in areas where cell phone service may not be available, and they can be used to call for help in various situations such as medical emergencies, accidents, or crimes. Emergency telephones are also helpful in situations where a person may not be able to use their cell phone, such as when their battery is dead or they are in a dangerous location.   Features and Benefits of Emergency Telephones   Emergency telephones are designed to be easy to use and accessible in an emergency. They typically have large buttons with clear labels that indicate the type of assistance that...

2023-5-31 LESTU MEIRA

IP66 Weatherproof Emergency Telephone with VoIP Technology
The IP66 Weatherproof Emergency Telephone with VoIP Technology is a highly reliable and durable communication device that can be used in extreme weather conditions. This telephone is designed to be used in outdoor areas where there is a need for emergency communication. It is equipped with advanced VoIP technology that ensures clear and reliable communication even in noisy environments.   One of the key features of this telephone is its weatherproof design. It is designed to withstand extreme temperatures, rain, and dust. The IP66 rating ensures that the telephone is protected against water and dust ingress. This makes it ideal for use in outdoor environments such as parking lots, railway stations, and airports.   The telephone is also equipped with advanced VoIP technology. This technology ensures that the communication is clear and reliable even in noisy environments. It uses the internet to transmit voice data, which means that the quality of the call is not affected by the distance between the two parties. This makes it ideal for emergency communication where clear and reliable communication is critical.   The telephone is also equipped with a powerful speaker and a sensitive microphone. This ensures that the person on the other end...

2023-5-13 LESTU MEIRA

Heimur símakerfa kannaður: grípandi myndbönd fyrir tækniáhugamenn
It's easy to take telephone systems for granted. But have you ever wondered how these systems work? What goes on behind the scenes to allow us to communicate with each other effortlessly? If you're a tech enthusiast looking to delve into the fascinating world of telephone systems, there are several engaging videos available that can help you understand the intricacies of this technology.   One of the most popular video series on telephone systems is The Evolution of Telecommunications by TechTalk. This series takes you on a journey through the history of telephone systems, starting from the early days of Alexander Graham Bell's invention to the modern-day digital systems we use today. The videos explain the key technological advancements that have taken place over the years, such as the switch from analog to digital signals and the introduction of fiber optics. It's a comprehensive guide that provides a solid foundation for anyone interested in understanding the evolution of telephone systems.   If you're keen on exploring the latest advancements in telephone systems, the YouTube channel Telecoms Academy is a great resource. This channel features videos that cover a wide range of topics, including Voice over Internet Protocol (VoIP), Unified Communications,...

2023-8-23 LESTU MEIRA

Almennt neyðarsímakerfi Kína: Tryggir öryggi og skjót viðbrögð
China's public emergency telephone system is an essential component of the country's efforts to ensure the safety and well-being of its citizens. With a population of over 1.4 billion people, it is crucial to have an efficient and reliable system in place to handle emergency situations promptly. This system plays a vital role in providing assistance, coordinating response efforts, and saving lives.   The public emergency telephone system in China is accessible to everyone, allowing citizens to report emergencies and seek help in times of need. The system is designed to handle a wide range of emergencies, including accidents, medical emergencies, natural disasters, and criminal incidents. By dialing the emergency hotline number 110 for police, 119 for fire, and 120 for medical emergencies, individuals can quickly and easily connect with the appropriate authorities.   One of the notable features of China's public emergency telephone system is its extensive coverage. The system is accessible nationwide, ensuring that people from remote rural areas to bustling urban centers have access to emergency services. This comprehensive coverage ensures that help is just a phone call away, regardless of a person's location within the country.   Moreover, the public emergency telephone system in China is...

2023-10-2 LESTU MEIRA