Overview
The CHINOWING VB31 backpack radio video & data & RC link is an integrated field unit designed for UAV operations. It combines a ground video transmission system and a control station into one portable backpack form factor, simplifying deployment while supporting long outdoor tasks. The system offers up to eight hours of operation, reverse charging for handheld ground stations, and robust links for control, telemetry, and video over LAN.
Key Features
- Integrated video transmission and ground control functions in a single backpack radio.
- Working frequency options: 800MHz (806–826MHz) and 1.4GHz (1427.9–1467.9MHz); 1.4G is standard.
- Transmission range: 5 km grade (ground to ground); 20 km grade (air to ground).
- Low video latency (<300ms) over LAN for IPC device/PC connectivity.
- Data and control I/O: SBUS *2, LAN*1; TTL serial (RS232 optional).
- Reverse charging capability to power handheld ground stations in the field.
- Outdoor-ready design and endurance suited for extended UAV missions.
Specifications
| Item | Parameters | Description |
|---|---|---|
| Overall weight | 2300g | Exclude antennas |
| Overall dimension | 240mm*115mm*63mm | NA |
| Working frequency | 800MHz (806-826MHz); 1.4GHz (1427.9-1467.9MHz) | 1.4G (standard) |
| Power supply voltage | DC 25.2V | NA |
| Power supply current | 2-2.5A | 24V power supply |
| Serial port | TTL | RS232 (optional) |
| Data port | SBUS *2, LAN*1 | NA |
| RF power | -40~37dBM | NA |
| Antenna | 2-4dBi rod antenna | 8-12dBi fiberglass antenna |
| Operating temperature | -20°C~+60°C | |
| Video latency | <300ms | |
| Transmission range | 5 km grade (ground to ground); 20km grade (air to ground) | |
| Bandwidth | 1.4-20M; 1.4M/3M/5M/10M/20M settable | |
| Video input/output | LAN | Connecting IPC device/PC |
| Power supply port | 1B10 | NA |
Applications
Suitable for UAV missions requiring combined video downlink, telemetry, and remote control over mid- to long-range ground or air-to-ground links in outdoor environments.
Manuals
Firmware Downloads
- V31proTX_V1.2_HW_1.0_SW_1.1.0.bin (25.9KB)
- V31proRX_V1.2_HW_2.0_SW_1.2.0.bin (28.3KB)
- V31proSX_V1.2_HW_2.0_SW_1.1.0.bin (25.8KB)
Details




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