Compatible with the standard SIP (RFC3261) protocol, enabling access to mainstream IPPBX/IMS platforms and supporting the connection of VOIP phones.

A single module is compatible with IoT SIM cards of China Telecom, China Unicom, and China Mobile, achieving triple-network integration.

Supports RJ45 and 4G communication.

Equipped with two SIP lines for dual-platform operation.

Supports status feedback, which can transmit the device's playing and working status back to the platform.

Supports the platform’s zoned and grouped broadcasting functions for the device.

Sound pressure level: ≥108dB.

Designed for outdoor wall-mounted installation, featuring sturdiness, durability, and excellent waterproof performance.

Built-in power amplifier with delicate sound quality and powerful output power.

SIM card slot interface: Standard SIM, supporting all-network 4G communication with stable signal transmission.

Supported protocols: SIP2.0/TCP/UDP/DHCP.

Audio formats: MP3/WAV.

Output frequency: 40Hz-18kHz.

Power: 50W.

Harmonic distortion: ≤0.1%.

Signal-to-noise ratio: ≥97dB.

Ingress Protection Rating: IP66.

Input power supply: AC220V/50Hz, DC12V-24V available on customization.

Standby power consumption: <0.3W, complying with the standards of national environmental protection and energy conservation certification.

Installation type: Wall-mounted.

Casing material: Aluminum alloy.

Casing dimensions: φ325×350mm.