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SIP Audio Module with Audio Output Interface Sinrey 2401T PCB Module

SIP2401T module supports a variety of network protocols and audio codec protocols,and can be used inapplications such as VoIP and IP paging and high-quality music streaming media playback.At the same time,SIP2401T also provides a serial port,allowing users to control through commands.
  • SIP2401T



SIP2401T network audio module is a general-purposein dependent SIP audio function module with 2*15W power amplifier audio output,which can be easily embedded into OEM products.This module encodes and decodes the SIP protocol and RTP audio stream from the network.


  • power input: Voltage DC 12 ~ 24V

  • temperature: Operating temperature range Industrial grade: -40~85℃,storage temperature range -40~85℃

  • Network : 10/100M Base adaptive Ethernet interface

  • Mic input: Typical amplitude 50mVrms, signal-to-noise ratio 95dB

  • LineIn input: Typical amplitude 1000mVrms, SNR 95dB

  • Line Out output:Load 10KΩ, typical 1000Vrms, signal-to-noise ratio 95dB (in playback mode)

  • RL-Line input:  Local PA input, typical amplitude 1000mVrms, signal-to-noise ratio 95dB

  • Power output: Power amplifier output, output power 2*15W or 1*40W, connected to 8 ohm constant resistance speaker

  • Decoding : Provide stereo playback, up to 48kHz, 320kbps audio stream, support MP3.WAV (PCM +IMA ADPCM), G.711 a/u, G.722 and other formats.The minimum delay is50ms

  • Encoding : Support G.711a/u, G.722 and RTP mode.The minimum delay is 30ms

  • Bidirectional : Two-way intercom, with high-performance echo suppression algorithm, support G.711 a/u, G.722 encoding.The minimum delay is 80ms

  • Intercom control port: There are three control interfaces of Call1, Call2 and Call3 in total, and this interface has two working modes: [Pulse Mode] and [Hold Mode].

  • control serial interface: Baud rate 115.2kbps

  • module size: Length x width x height: 5.7 x 5.7 x 1.7cm


The SIP2401T network audio module can be used in scenarios such as audio broadcasting, two-way intercom, environmental sound collection and gathering.

For example:

- Various commercial network audio streaming applications

- Network alarms, network players

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

- Source encoders for IP audio distribution applications

- Background and standby music encoder for VoIP applications

- Compatible with a variety of low latency IP audio encoders

- Unattended parking lots, self-charging station intercom terminals

- Freeway tunnel intercom, toll booth intercom terminals


SIP2401T Network Audio Module Specification.pdf


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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