Extension module
An easy-to-install Extension Module that is great for enhancing call control efficiency for receptionists, executives, or any high-volume user. Any attendant will benefit from increased productivity by monitoring and dispatching numerous incoming calls using our Extension Modules.
Brand: grandstream
Grandstream GBX20 Extension module
The Grandstream GBX20 EXT is an extension module that enhances the functionality, versatility, and flexibility of the GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone from Grandstream.
Grandstream GXP2200 Extension module
With its backlit LCD display, BLF and Speed Dial keys, and additional contacts/extensions per module, the GXP2200EXT extension module provides greater network control for high-call volume users.
Grandstream GMD1208 Extension Microphone
The GMD1208 is an extension microphone with built-in Bluetooth that works in tandem with the GVC3220 Ultra HD Multimedia Conferencing System to expand the overall audio coverage range.
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