Products tagged with 'ip phone extension'

Picture of Grandstream GBX20 EXT IP Phone Extension Module

Grandstream GBX20 EXT IP Phone Extension Module

GST-0093
The GBX20 is a backlit LCD extension module supported by the GXV3350 and GRP2615. The module includes 20 dual-colored extension keys and 2 arrow keys for page switching (allowing each GBX20 to support up to 40 contacts/extensions.). Connect up to 4 GBX20 modules to compatible Grandstream phones for a total of 160 contacts/extensions.
$168.20 incl tax
Picture of Grandstream GXP2200EXT IP Phone extension

Grandstream GXP2200EXT IP Phone extension

GSTR-0016
Equip any desktop with superior call control, network visibility and in-call flexibility. The GXP2200EXT extension module provides greater network control for high-call volume users with its backlit LCD display, BLF and Speed Dial keys and additional contacts/extensions per module. Supported by the GXP2140 and GXP2170.
$127.67 incl tax