GD-77 Update | Firmware & Software V3.1.1
1:RX Group List - Contact 16 → Contact 32
2:RX Group List 128→ 76
3:ADD Scan Time Setting
4:VFO Bug Repair
2:RX Group List 128→ 76
3:ADD Scan Time Setting
4:VFO Bug Repair
Please read the operation guide before upgrade.
Download: Click here