... .8 channels voice, support caller ID and anti-polarit GQ4008M mini 8 channel voice POTS over E1 PCM multiplexer Introduction ... point-to-point transmission equipment developed based on FPGA Chips. GQ4008M use TDM (Time Division multiplexing)DBA technology to multiple ... variety of service interfaces to support voice,Ethernet,RS232 etc. GQ4008M is perfect monitoring and alarm, high integration rate ,low ...
