Grandstream DP730 High-Tier DECT Cordless IP Phone Silver And Grey< Telephones & Accessories

Supports a range of up to 400 meters outdoors and 50 meters indoors when used with the DP752 (300 meters outdoors when used with DP750 base station).
2.4 inch (240×320) color LCD with 3 programmable soft keys.
Offers 40 hour talk time and 500 hour standby time.
Supports up to 10 SIP accounts and 10 lines per handset as well as 3-way conferencing.
Dedicated push-to-talk button built-in proximity and accelerometer sensors for gesture control and alert notification.
HD audio on the speakerphone handset and headset jack.
Seamless 1-touch door control with Grandstream
Software and firmware updates over-the-air
1 Year Manufacturer’s Warranty.