User Instructions

2
Welcome to use TBR-280- 4 digital transceiver , before you use, please read this
manual carefully, thank you!
Catalogue
1. Introduction to the equipment ............................................................................................... 3
2. Equipment cognition.................................................................................................................. 5
3. Equipment application and power supply mode ............................................................... 5
4. operation declaration .............................................................................................................. 7
5. product property ....................................................................................................................... 7