VNETPHONE Original wireless bluetooth intercom communication system two way radio walkie talkie for referee

VNETPHONE Original wireless bluetooth intercom communication system two way radio walkie talkie for referee 

Bluetooth Intercom communication system for referee, Clamber, Rider, Skiing, Construction site,Horsemanship Training ETC.

4 users talking and speaking in same time,one speak the other 3 users can hear and speak in same time

 Specification

1.Two way radio walkie talkie for referee
2.up to 1200m bluetooth distance,
3.Working speed above 120km/h;
4.Automatic and safe receiving of mobile phone calls after 3s without pressing any key

5.riding the motorcycle as usual. 
6.lithium battery with capacity up to 500mA;
7.National Level 5 waterproof standard;
8.with FM radio
9.Super shock stereo headphones
10.fully duplex wireless communication among four riders,four riders can talk and listen at the same time,help your communication without chock.
11.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

The model of this product is V4 and it is one multifunctional Bluetooth device specially designed for the motorcycle and skiing enthusiasts. It can be used for the following purposes:

12. the world fist one real 4-person interphone

1. One call device for the mobile phone with handfree Bluetooth headset

When going out to ride a motorcycle or ski, this device can automatically and safely use the inbuilt Bluetooth function to receive an incoming mobile phone call. When there is a call incoming, you can automatically receive the call after 3s without pressing any key but riding the motorcycle as usual.

2. One 2-way fully duplex wireless interphone among 4 riders or between a rider and the passenger on his/her rear seat

Within the sight without any barrier, the max. call distance may reach 1200M/3936miles; on the roads in a city, the general effective distance is around 500m/1,640miles. Please note that the actual distance depends on the weather condition, landform, existing barriers, i.e. large vehicles or invisible buildings, etc..

The 1-way interphone is semi-duplex and thus cannot realize the functions of speaking and listening at the same time while V4, like a common phone, can realize the communication in real time.

V4 may be connected among 4 riders or between the rider and the passenger on the rear seat so that they can communicate with each other easily.

3. One wireless Bluetooth music receiver and speaker

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. (Of course, this MP3 and GPS audio navigator must have one inbuilt audio Bluetooth transmission module).