- Fully functional version based on SIP2701T
- Add transparent transmission serial port transparent transmission I/O function.
- Support customization for customers
 

 
- Fully functional version based on SIP2401T
- Support customization for customers
- Add transparent transmission serial port transparent transmission I/O function.
 
 

 
- Fully functional version based on SIP2101T
- Add transparent transmission serial port transparent transmission I/O function.
- Support customization for customers
 

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

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.