Daily Archives:November 15,2019
How to Use the Radio SQL Function?
- Nov 15,2019
- Yolanda
- 0 Comments
- Radio Function
The background noise is a big difference between the walkie-talkie and the mobile phone. Under normal circumstances, the mobile phone basically has no background noise (regardless of the communication distance), but in the wireless communication of the walkie-talkie, the background noise is inevitable. ...