- CSR chip from UK, makes the soud quality better, you can hear the voice in a noisy condition as well.
- No need to press the PPT button to start a talk, instead, you can use it handsfee by putting it into your pocket or armband case. It's great to be applied in belowed situation:engineering work, aerial, motorcycle riding, skiing etc.
- Support 4 referees to talk at the same time!
- After the bluetooth pairing, other wireless signal cannot connect to or affect the intercom!
- National IP65 waterpoof, protect the intercom from water and rain.
- 4 x FBIM Main Units
- 4 x Bluetooth Referee Headsets
- 4x USB charging cables
- 4 x Allen Wrenchs
- 4 x Screw drivers
- 1 x User Mnual
- 4 x Armband Case