Supported by Grandstream's DP750 DECT Base Station 5 DP720 handsets are supported by each DP750 Supports a range of 300 meters outdoors and 50 meters indoors from the DP750 base station Supports up to 10 SIP accounts per handset Full HD audio on both the speakerphone and handset 3.5mm headset jack, 3-way voice conferencing Automated provisioning options include TR-069 and XML config files DECT authentication & encryption technology to protect calls and account