... .Waterproof,FM Bluetooth Handsfree Kit : 500m Motorcycle Helmet Headsets,bluetooth Intercom,Bluetooth Handsfree Kit Detailed Product Descriptionmotorcycle bluetooth ... resistance, all weDetails Product Details500m Bluetooth Interphone,Bluetooth Intercom,Walkie Talkie: 1.Up to 120Km/h working speed, ... and speaker, this BIM has EDR and A2DPprofile , with EDR and A2DP profile it can offer another important ...