U6S4.5” 480x854-pixel color display with backlight.
18 multi-functional line keys, up to 90 Paperless DSS Keys.
Optima HD voice, Full-duplex speakerphone.
Dual-port Gigabit Ethernet, integrated POE.
2xBuilt-in USB Port, support USB WIFI Dongle and USB Bluetooth Dongle.
Up to 8 SIP accounts, 3-way conferencing.
Integrated stand with 2 adjustable angles.
U3S2.8” 240x320-pixel color display with backlight.
6 multi-functional line keys, up to 30 Paperless DSS Keys.
Optima HD voice, Full-duplex speakerphone.
Dual-port Gigabit Ethernet, integrated POE.
1xBuilt-in USB Port, support USB WIFI Dongle and USB Bluetooth Dongle.
Up to 6 SIP accounts, 3-way conferencing.
Wall-mountable, integrated stand with 2 adjustable angles.
U12.4” 128x64-pixel HD display with backlight.
3 multi-functional line keys, up to 15 Paperless DSS Keys.
Optima HD voice, Full-duplex speakerphone.
Dual-port 10/100M Ethernet, integrated POE.
1xBuilt-in USB Port, support USB Bluetooth Dongle.
Up to 3 SIP accounts, 3-way conferencing.
Wall-mountable, integrated stand with 2 adjustable angles.