2PCS VNETPHONE V4 850Mah Bluetooth Motorcycle Intercom Helmet Headset Speaker Talking Wireless Communicator With FM

Highlights: 4 people talking at the same time, no need to switch to talk. Support FM Radio, enjoy your time on the road with the radio. Bluetooth of mobile phone, GPS and intercom can be connected at the same time. 1200m long talking range     Applicable for:   Motorcycle riders skiing enthusiasts construction and mining workers fire control personnel traffic police etc..    Main Features and Specifications: Working speed: above 120km/h; Automatic and safe receiving of mobile phone calls;  Master control Bluetooth CSR BC5 scheme available; Advanced A2DP & EDR Bluetooth function available; Strong stereo music/audio available (mobile phone/MP3/GPS with A2DP for transmission); DSP noise reduction function 2019 Version: Inbuilt polymer lithium battery with capacity up to 850mA; Standby time: 240h; Continuous call or music playing: above 8h; Charging time: around 3h; National Level 5 waterproof standard; FM radio available The Bluetooth system that allows the max. call distance between two riders up to 1,200m and actually realizes the fully duplex wireless communication among four riders.     Package include:   2 x V4 intercom 2 x USB cables 2 x headsets 2 x clip&screw 2 x User manual