Compatible with standard SIP (RFC3261) protocol, can connect to mainstream IP PBX/IMS platforms
Uses H.264 encoding *The device comes in an aluminum alloy explosion-proof casing and can optionally be mounted on a vertical pole.
* Internally equipped with one line audio input and one line audio output, suitable for emergency calls and special amplification in places like safe city areas and tunnels.
* Built-in media playback software for supporting use;
* The panel has a high-sensitivity intercom microphone, making it easy for the person in need to have a conversation.
* Equipped with a 5W speaker so that the person needing help can hear the intercom even in noisy and chaotic road environments.
* Internally equipped with a fixed 8Ω/30W (can be custom 60W) digital amplifier to meet power amplification needs in different scenarios like roads or tunnels. Optionally, external high-fidelity passive speakers or long-distance horns can be connected.
* Both the module and background music module use Class D digital amplifiers with independent switch-mode power supply. It stays muted when there is no broadcast or emergency call, making the device quieter with less heat.
* Internally equipped with a DC12V controllable power supply for driving warning lights and other alerting devices.
* Internally equipped with a high-quality TCP/IP network module
