Compatible with the standard SIP (RFC3261) protocol, it can be connected to mainstream IPPBX/IMS platforms and supports the access of VOIP phones;
One module can match telecom, unicom, and mobile IoT cards to achieve trinity network integration;
Supports RJ45 and 4G communication;
Two SIP lines can operate on dual platforms;
Supports status transmission, which can transfer the playback and working status of this device to the platform;
Supports the platform's function of partitioning and grouping broadcasting for this device;
Built-in 2 4.5-inch high-power full-frequency edge waterproof paper cone units, with high sensitivity and clear and bright sound;
Sound pressure level not less than: 96dB;
Outdoor wall-mounted installation, sturdy and durable, with good waterproof performance;
Built-in power amplifier, fine sound quality, strong power;
SIM card slot interface: standard SIM, supports all-network 4G communication, stable signal;
Support protocols: SIP2.0/TCP/UDP/DHCP;
Audio format: MP3/WAV;
Output frequency: 80Hz-16KHz;
Power: 20W;
Harmonic distortion: ≤0.1%;
Signal-to-noise ratio: >80dB;
Protection level: IP66;
Input power supply: AC220V/50Hz, customizable DC12V-24V or POE power supply;
Standby power less than 0.3W, meeting the standards of national environmental protection and energy-saving certification;
Installation form: wall-mounted bracket installation;
Shell material: aluminum alloy;
Shell size: 373*152*100mm.

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