Multi Party Conference Facility of GSM network can be operated by PABX/KTS extension users
Call waiting facility of GSM network can be operated by PABX/KTS extension users
Caller ID presentation on Output (FXS) ports
Echo cancellation for excellent voice
Zero delay dialing mode
Polarity reversal on call maturity for call metering purpose
Dial Tone similar to P&T line dial tone
Signal strength indicator
City code programmable to dial fixed local numbers via GSM network
Strong Signal with External Antenna