2 SIP account, 2 lines Essential IP Phone 10/100 Mbps , Support GDMS Cloud ,  5-way audio conferencing , + Adapter , HD Voice G.722(wide-band), OPUS

Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual switched auto-negotiation 10/100 Mbps Ethernet ports, Supported GDMS 5-way audio conferencing

Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual switched auto-negotiation 10/100/1000 Mbps Ethernet ports, integrated PoE  , Supported GDMS , 5-way audio conferencing 

Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual 10/100Mbps with PoE , Supported GDMS , 5-way audio conference

3 lines, 6 SIP accounts , IP Phone Dual 10/100/1000Mbps with PoE , Supported GDMS , 5-way audio conferencing  , 10 Paper BLF-Keys , 132 x 64 backlit LCD

2 SIP Enterprise, 4 line IP Phone 10/100Mbps, 2.4inc LCD color with PoE + Adapter, cloud provisioning and centralized management, (GDMS)

3 SIP Enterprise, 6 line IP Phone, 10/100/1000Mbps, 2.8 inc LCD color with PoE, cloud provisioning and centralized management, (GDMS)

8 lines, 4 SIP accounts , Wi-Fi , 5-way audio conferencing , 2.8 inch (320x240) TFT color LCD , Gigabit Ethernet ports with integrated PoE

10 line keys with up to 5 SIP accounts, 40 built-in digital BLF keys , 4.3 in scrn, PoE, WiFi

Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual 10/100Mbps , Supported GDMS , 5-way audio conferencing , Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz)

2 SIP Enterprise 4 line IP Phone 10/100Mbps 2.4inc LCD color with PoE , WiFi , 16 digital BLF Keys + Adapter , cloud provisioning and centralized management, (GDMS)

Portable WiFi Phone 2 line IP Phone HD voice , Dual-band Wi-Fi , Rechargeable 1500mAh battery , 1.8 inch (128x160) TFT color LCD. ,  6 hour talk time