suitable for all models
(The battery needs to be aligned with the positive and negative poles
USB module output: 5V/2A (Micro USB)
The USB adapter can be easily charged in the car or mobile power supply
Playing time: about 8 hours
RETEVIS PC28 FTDI Chip USB Programming Cable Write Frequency Line iPad Keyboard suitable for all models1. USB programming cable, plug and play. 2. FTDI chip, good compatibility, no need to worry about the driver. 3. The cable is soft, strong and durable. 4. Connector type: Kenwood 2 PIN standard A4 USB adapter 5. Internal integration: FTDI 232 6. Material: PU wire, ABS 7. Working voltage: DC 5V+ 0. 5V 8. Support system: WinXP 7 8 10 Linux Mac OS X Android 9. Cable length: 92cm 10. Suitable for Retevis H777, RT7, RT1, RT21, RT22, RT24, RT23, RT26, RT5,