D7C USB expansion module (sidecar / attendant console), 16 keys, high resolution 6.8" colour LCD, 1 x integrated USB cable, 1 x USB, (80-S103-00)

EXP50 expansion module (sidecar / attendant console), 60 keys (3 pages of 20 keys) with LEDs, 4.3 inch colour backlit LCD. (1300033)

EXP20, EXP20 expansion module (sidecar / attendant console), 20 keys with LEDs, 160x320 pixel backlit LCD, for T27P, T29G. (1300031)

EXP43, EXP43 expansion module (sidecar / attendant console), 60 keys (3 pages of 20 keys) with LEDs, 4.3 inch colour backlit LCD. (1300036)

The GBX20 is a backlit LCD extension module supported by the GRP2615, GRP2624, GRP2650, GRP2670 carrier-grade IP phones as well as and GXV3350 and GXV3450 IP video phones. The module includes 20...