1、Bluetooth 4.0 + EDR, supports most Bluetooth mobile phones. (Supports 1.0, 1.1, 1.2, 2.0, 3.0, 4.0 version) 2、Receive phone calls automatically and safely 3、Support music equipment/audio phone/MP3/GPS functions use A2DP transmission 4、DSP Noise cancelling function, sound is very clear 5、Great for motorcycle, scooters, ATV and skiing Description: This V1-2A Bluetooth headset is specially designed for motorcycle helmets, it is a stereo headset. It allows you can answer the phone calls automatically and listen to stereo music by Bluetooth wireless. Features with easy access and intuitive button operations, it is really a perfect companion for motorcycle riders and keep them safe when riding. Features: Bluetooth 4.0 + EDR, supports most Bluetooth mobile phones. (Supports 1.0, 1.1, 1.2, 2.0, 3.0, 4.0 version) Bluetooth wireless headset allows cell phone in a range of 10 meters. Receive phone calls automatically and safely. Support music equipment/audio phone/MP3/GPS functions use A2DP transmission. Advanced A2DP and Bluetooth EDR feature. DSP Noise cancelling function, sound is very clear. Lightweight and portable, easy to install. Great for motorcycle, scooters, ATV and skiing. Specifications: Material: ABS Color: Black Bluetooth Version: 4.0 Chip: CSR 8610 Battery Capacity: 250mA Work Voltage: 3.3-4.2V Talk Time: 8hours Standby Time: 150hours Charging Time: 2hours Speaker Power: 0.15W Package Weight: Approx. 105g Package Included: 1 x Bluetooth Headset 1 x Charger Cable 1 x User Manual