Don't void your warranty: Buy only from an authorized installer
Tired of cordless phones that won't go the distance? Engenius claims its phones have 4 times more power than 2.4 HGz phones. And EnGenius phones come with a unique 2-way radio system in addition to the regular cordless functionality; this allows communication between handsets in the same system, independent of the base.
Range up to 12 floors in-building, 250,000 sq. ft., 3,000 acres
System expandable up to 4 lines and 36 handsets
2-way radio independent of the base: no group chatter, no push-to-talk, talk and listen at same time
Call manager: program handset to receive all calls or just transferred and 2-way calls
Audio-in jack for music-on-hold
80-min fast charge battery
Caller ID
Digital spread spectrum technology and frequency hopping at 200 times per second
Basic, single-handset cordless phones
OFFICE PHONES 
VoIP PRODUCTS 
