TETC New Version Bluetooth 4.1 Headphone Q2 supports A2DP&iexcl;&cent;AVRCP&iexcl;&cent;HSP&iexcl;&cent;HFP for Mobile Phone ,with CCAW voice coil from Japan (!Blue) GENUINE TETC PRODUCTS ,Don't buy fakes from unauthorized sellers. Stereo Bluetooth headset for wireless music plus call functionality - Unique around-the-neck design that's lightweight and comfortable for all-day use - Exceptional audio with noise suppression and echo cancellation Bluetooth Version: 3.0+EDR. 100% brand new and high quality. 1X Universal Bluetooth Headset (Retail Box) 1X User Guide 1X USB Charging Cable