Grandstream GS-GXP2200EXT Expansion Module for VoIP Phone MXT106 Automatic voltage regulation (AVR) corrects

Automatic voltage regulation (AVR) corrects severe under voltages as low as 75V and over voltages as high as 147V without using any battery power

to deliver high-definition resolutions up to 1920x1080 (1080p) on all four ports

thanks to the built-in scaler

It comes with colored hoods for departmental color coding and easy identification

industry-leading pixel performance policy and so much more with the ViewSonic VA3209M monitor

Grandstream GS-GXP2200EXT Expansion Module for VoIP Phone MXT106 Automatic voltage regulation (AVR) correctsThe GXP2200EXT is the extension module that can be added to the GXP2140 and GXP2200 Enterprise IP phones. The module includes 20 extension keys and 2 arrow keys for page switching (allowing for 40 lines to be displayed), with a large LCD screen for easy viewing. Add up to 4 modules for a total of 160 extensions. This expansion module supports the traditional call features on each of its programmable buttons. Including BLA (bridged line appearance) SCA