Uncovered Two Key Fiberglass Reinforce Plastic Telephone

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It is an all-digital network radio and walkie-talkie, and its core part adopts a mature VOIP solution (Broadcom 1190), the performance is stable and reliable, the hands-free adopts digital full-duplex mode, and the voice is loud and clear. Hands-free speaker output provides on-board 2.4W output or can be connected to a 4Ω3W or 8Ω5W speaker through the built-in power amplifier board. The broadcast supports horn-type 8Ω5W speakers. If you need a higher volume voice effect, you can customize the power amplifier board with 30W/50W/80W/100W/200W and other configurations.
The service provides 6 shortcut key interfaces, handset interface, hook switch interface and dual network ports, etc., which can meet the needs of most customer applications, and the software side can realize the call of camera video information.

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FæribreyturStærðUmsóknirKennsla

Telephone system: DTMF
Hringingarmerki fyrir innhringingu;
Ring pressure: ≥ 70dB(A);
Call connection time≤6S (non-blocking);
The maximum communication distance is 5km;
Classified rated sound pressure level intensity: ≥90dBA;
Hljóðsvið: 300Hz ~ 3400Hz;
Harmónísk röskun: ≤ 5%;
DTMF kallakerfi;
Málspenna: DC48V/DC24V;
Sending/receiving frequency response: in line with GB/T15279-2002;
Sendingarstyrkur (SLR): 5 ~ 15dB;
Móttekið hljóðstyrkseinkunn (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;
Stuðningur: TCP/UDP, HTTP, ARP/RARP, DNS, NTP, TFTP, TELNET;
Multiple voice coding methods such as G.729, G.723, G.711, G.722, G.726 are optional;
DTMF mode RFC2833, SIP INFO, INBAND;
Styðja kyrrstæða breytingu á IP tölu, upplausn DNS léns;
Support one-key direct call dispatcher function and SOS emergency call;
Provide alarm, monitoring, intercom, broadcast functions;
Full duplex kallkerfi virka;
Samþykkja háþróaða bergmálshættutækni;
Speaker sensitivity can be adjusted;
Kerfið veitir upptöku og upptökuúttak og getur hringt í og spurt upptökuskrár hvenær sem er;
Can be set through WEB interface;
Online software update

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Stuðningsskjöl

nafn

Útgáfa

Útgáfudagur

Fyrri: SIP sjónræn neyðarkallkerfi

Næst: Tveir lykill iðnaðar neyðarsími

Merki: almenningssími í neðanjarðarlestarverksmiðju, veðurheldur Neyðarsími utandyra, veðurheldur neðanjarðarlestarsími, Sími í neðanjarðarlestarstöðinni, vernd vatnsheldur sími

This product: Uncovered Two Key Fiber-Reinforced Plastic Telephone

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This product: Uncovered Two Key Fiber-Reinforced Plastic Telephone