brandbilstelefon

väderbeständig voip-telefon

2023-02-22

A weatherproof VoIP phone is a type of telephone designed to withstand outdoor environmental conditions such as rain, snow, and...

SIP Voice gateway

2022-05-31

The SIP voice gateway used aluminum casting, high mechanical strength and strong impact resistance. Support SIP application, including before the...

Certifikat

2022-05-29

Kan jag få prov innan jag beställer i bulk?

2022-05-27

Ja, vi kan erbjuda prov för dig att kontrollera.

Scenic Spot/Park Telefonsystem

2022-05-27

The public safety of scenic spot arouses extensive concern. When there is limited infrastructure providing a reliable and effective communication...