IP PBXs

IP PBX-D301, Support 100 Users and 50 Concurrent Calls, the default value is 4 FXO ports

IP PBX-D302, Support 200 Users and 80 Concurrent Calls, with 2 Slots for FXS, FXO and Hybrid FXU Cards

IP PBX-D503, Support 600 Users and 150 Concurrent Calls, with 2 Slots for E1/T1,FXS,FXO and Hybrid FXU Cards