DP750/752/760 Release Notes

DP750/752/760 1.0.21.6 Firmware Files

HTTP Firmware upgrade path for BETA release is: 

firmware.grandstream.com/BETA

Note:

DP730/DP722/DP720 firmware can be upgraded once the connected DP750/752 base is upgraded to new firmware. The handset version can be different from the base. Please refer to release notes for the handset version number.