DP722 wireless IP phone

It allows a range of up to 350 meters on the outside and 50 meters on the inside when used with the DP752 (300 meters on the outside when used with DP750). 1.8-inch (128 x 160) color LCD with 2 programmable keys, It offers 20 hours of conversation and 250 hours of waiting time. It supports up to 10 SIP accounts and 10 lines by phone, as well as conferences between three. Click to speak using a configurable button. Uninterruptible door control with a single touch with the GDS series of access devices to Grandstream facilities. HD Audio on speaker, headset and headset. Wireless software and firmware updates.

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