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SIP Intercom Audio Module —SIP2103V

- Fully functional version based on SIP2101V
- Add transparent transmission serial port transparent transmission I/O function.
- Support customization for customers
  • SIP2103V



SIP2103V network audio module supports the standard sip protocol and can be used with other SIP endpoints in standard SIP systems. It supports the G.711a/u and G.722 audio codec protocols and can be used for applications such as VoIP and IP paging as well as high quality music streaming. 

SIP2103V also supports our private protocols so it can be used with our standard broadcast software. Implementations include additional features such as live paging, timed announcements, background music and emergency announcements.


- Universal two-way full-duplex VoIP intercom for paging and intercom applications

- Background music and music hold encoders for VoIP applications

- Low latency IP audio encoders for various

- Unmanned parking lots, self-charging station intercom terminals

- Freeway tunnel intercom, toll booth intercom terminals



  • Single 4.7-16VDC

Audio Formats

  • G.711 a/u,G.721,PCM encodec

  • G.711 a/u,G.722,PCM,mp3 decodec

  • Supports acoustic echo cancellation

  • Opus by OEM

  • MP3 up to 192 kBit fixed & variable bit rates

User / Application Interfaces

  • Integrated management system (software/web)

  • browser based, serial or Ethernet control API

  • 3 Push button interface for intercom and paging


  • 50mm×50mm×17mm

  • Operating temperature range -40~85℃

  • Storage temperature range -40~85℃

Network Interface

  • 10/100 Mbit Ethernet (Auto)

  • DTMF: in-band (RFC2833), out-of-band (SIP_INFO)

  • SIP v1 (RFC2543), v2 (RFC3261), TCP, UDP, RTP, ARP, ICMP, DHCP, DNS, IGMP.

Audio Interfaces

  • Analog stereo out 1.5Vpp, Volume adjustable by application

  • Mic in,frequency range of 70Hz to 12.5KHz

  • Line in,typical amplitude 2000mVpp

Misc. Interfaces

  • 2 inputs and 2 outputs General Purpose I/O

  • 2 state outputs with TTL Level

  • Transparent transmission serial port

  • 1 × TTL level control serial port


SIP2103V Network Audio Module Specification


Manager Manual.pdf

Add:Room 902, 863 building, Guangzhou private science and Technology Park, Taihe Town, Baiyun District, Guangzhou, Guangdong,China

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