... 1 CO line Wireless IP PBX phone system for Home and small office;2 USB ports for 3G WCDMA/CDMA2000 ... time schedule, queuing, operator handling, soft console for call monitoring and click to transferIncoming calls DID, caller ID ... disturb, CRBT, call waiting, forking, call forwarding, distinctive ringpatternsCall pickup call pickup, direct call pick-up, group call pick-upMaking call Intercom, calling ...