- Pin Type SIP Protocol Intercom Module.
- Support SIP protocol— SIP v1 (RFC2543), v2 (RFC3261)
- Supports peer-to-peer SIP intercom off the SIP server
 

- Support SIP protocol— SIP v1 (RFC2543), v2 (RFC3261)
- Support TCP Play Protocol
- Supports peer-to-peer SIP intercom off the SIP server
- Socket Type SIP Protocol Intercom Module Board

SIP806T network paging microphone desktop microphone design, beautiful and generous, equipped with a 7-inch touch screen, touch operation, humanized human-machine interface. sip806T can be very good echo suppression, to achieve two-way intercom.
 

SIP735V is a combined fixed-voltage amplifier, supporting standard SIP protocol, with 10/100M Ethernet interface, 2 sets of AUX audio input and microphone input with 6.35mm connector on the rear panel, which can input local audio source and play audio from network and local. It is also equipped with 8 volume adjustment knobs, which are used as playback volume adjustment.

SINREY SIP731V is a rack-mount playback terminal equipped with a 10/100M Ethernet interface. On the rear panel, it features a set of AUX audio input, a set of AXU audio output, and a 220V AC relay output directly connectable to a pure post-amplifier. This configuration enables the post-amplifier to play both network and local audio. Additionally, the terminal includes a 6.35mm interface for microphone input, three volume adjustment knobs, and a level indicator. These features cater to local amplification and volume adjustment needs.