6 rider talking waterproof 1000m multi BT interphone phone calling auto-transfer

タイトルまたは説明

Bluetooth Bt Interphone 6 Users Talk and Listening in the Same Time

Specifications

2. Full duplex intercom for 4 Motorcyclists/Motorcycle riders 
3. Working speed above **0km/h 
4.Talking range up to ***0M

Main feature

1.4 people Full duplex motorcycle intercom, first launched on the world market
2.up to 1.2 km bluetooth distance,
3.Working speed above **0 km/h; 
4.Automatic and safe receiving of mobile phone calls after 3 seconds without pressing any key but 5.riding the motorcycle as usual.  
6.lithium battery with capacity up to **0mA; 
7.National Level 5 waterproof standard; 
8.with FM radio
9.Super shock stereo headphones
*0.fully duplex wireless communication among four riders, four riders can talk and listen at the same time, help your communication without chock.
*1.V4 has the functions of EDR and A2DP and one of its important features is that it may be connected with the mobile phone with A2DP stereo function, MP3 or GPS audio navigator so as to listen to music