China Excelltel Central Telephone System Tp832 Metal PBX with GSM

TP832 SeriesCO Capacity(Min/Max:4/8)Call Pickup (Internal call)Extension Capacity(Min/Max:16/32)C.O. Line Reservation(Call waiting)Expandability C.O. Line Booking No. of Port on C.O. Card :2 Specific C.O. Line Dialing No. of Port on EXT Card :8Call All ExtensionsWireless expansion Board (Optional)Three Way ConferenceWireless trunk type (GSM/CDMA)Do Not Disturb Max wireless trunk lines :1-4Auto/Manual Dial-Out Modekeyphone interfaceInternal Hot Line Door Phone Internal Fast Dialing Door lock opener (Optional)Abbreviated Dialing External Broadcasting Interface Auto IP Dialing External Music on Holding Private Password RS232 Series port (Optional)Redial in Indirect-dailing-out modeBackup Battery Interface (Optional)Billing Software (include program) keyphone interface Reverse Polarity Signal Operator/Auto-attendant Mode Alarm clock Operator designation :One/TwoCall Restriction Day/Night Mode(Auto) Call Duration Control Day/Night Mode(Manual) C.O. Line&Exts Monitor Recordable OGM(outgoing message)Exts. Groups 20 Seconds(Optional)External Line Group 50 Seconds(Optional)Ringing Assignment 60 SecondsReal Time Clock 90 Seconds(Optional)Intelligent Routing(LCR) Internal Music on Holding Flexible coding(change Ext.No.) External Music on Holding Automatic Ext. Reporting Ringing Assignment(CO-Ext group)Flash Time Choice Ring IdentifySystem Password System CRBTAutomatic C.O. Line Detection (Optional)External Caller ID Remote Programming Transfer Caller ID (Optional)Memory Protect while Power off Intercom Caller ID (Optional)Multiple Communications Channel :8Call Transfer Fax Detection (Optional)Call ForwardingPower Failure Transfer Outgoing Call Transfer Lightning Protection CO to CO Transfer Housing Material : metalCall Switch (pickup in conversation)Switch Power Call Pickup (External call)Backup Battery Interface (Optional)