Support 4 User to speak at the same time.

Attention please!
If you want to intercom with others， you need to buy more than 2 intercom.
It can support Max 5 pcs intercom connection.

Communicate with the main Referee and assistant Referee During the Football Match.
Can Also Use for Motorcycle riders， skiing enthusiasts， construction and mining workers， fire control personnel， traffic police， etc..
Descriptions:
Material: ABS Plastic
Packing Size: 160*110*60mm
Gross Weight: 0.3KG
With CE and RoHS certification. Good Quality.

Features:
Master control Bluetooth CSR BC5 scheme available;
Advanced A2DP !#!amp!*! EDR Bluetooth function available;
Strong stereo music/audio available (mobile phone/MP3/GPS with A2DP for transmission);
DSP noise reduction function
500mA polymer Lithium Battery;
Stand by 240 hours;
Continuous call or music playing above 8h;
Charging time around 3 hours;
National Level 5 waterproof standard;
FM radio available.
Bluetooth Version:3.0
With 1 Year Warranty

Package include:
inter phone *1
charging cable *1
Armlet*1
V 1A charger *1
Manual*1