Feature:1. 100% brand new and high quality.2. Over-the-head and light weight design for comfortable fit.3. Noise cancelling technology provides crystal clear sound quality.4. Access code correction and audio transcoding.5. Support Bluetooth headset， handsfree profile.6. Redial the last call Reject call.7. Volume adjustable.8. LED indicates connection. Specification:1. Bluetooth version: Version 2.0，Compatible V1.2 and V1.1 standard2. Support Bluetooth function: Headset and handsfree profile3. Transmission power: Class24. Suitable model is compatible with PS3 game consoles and mainstream every brand bluetooth mobile phone， bluetooth wireless transmitter， can be used for online voice5. Distance: 10 M5. Talk time:4 hours6. Standby time:80 hours7. Working voltage:3.3～4.2V8. Charging voltage:5v9. Charging current:80mA10. Charging time:<2 hours environment temperature:15°C to 25°C Package included:1 x Bluetooth Headset1 x Charger Cable1 x English User Manual