- Wireless Bicycle speakers
- 2017-01-12 12:33
- Bicycle speaker 1, first set up bluetooth device 2, close k220 3, find bluetooth device 4, light blue flashing OKl said
- Bluetooth travel Bicycle speakers
- 2017-01-12 12:33
- Bicycle speakers 1,setting bluetooth device 2,K220 first closes. Long press k220 P bond, until people, appear red blue c