Description
This article summarises and highlights the technical specifications, comparison, and use cases of Grandstream IP Phones
What are the Bluetooth, Wi-Fi frequency range, transmission output power, and antenna gain of Grandstream phones?
Please refer to the table here.
Full Charging Time for DP722/730
The full charge time for the DP722 is 8 hours; The full charge time for the DP730 is 3 hours. Note: As the battery’s use time becomes longer, the full charge time will become shorter and the battery capacity will decrease.
Batch upgrade DP720
This article describes the steps to mass upgrade DP720 handsets.