Beyution Blutooth stereo headphone! Best audio performance! Best Audio Performance - Stereo - Wireless Bluetooth 33 feet distance - Over the head - Beyution New Wireless Bluetooth stereo Headphone for listen music and also can answer phone and talk with this Headphone. 1. Works with iPhone 6/5/4S/4/3,iPod 5/4/3th series; new iPad 4/3/2/1 series; Samsung Galaxy S5/S4/S3;Note4/Note3/2; Samsung Smart phone; LG ; HTC; NOKIA; HUAWEI; Motolora; Blackberry; Philips; Toshiba; Panansonic; AT&T; Sprint; Version; T-mobile and all Smart Cell phone which have Bluetooth function. 2. Work well with Apple IPAD, IPOD series; Samsung Galaxy Tab; Kyros Tab; Nook Tablet; Playbook, Asus; Google, Coby; Microsoft,TOSHIBA, LG, PANANSONIC, Sony; VIZIO ASUS and All brand Tablet, MID, ALL Android Tablet and all other Tablet which have Bluetooth function. 3. Bluetooth Working distance is up to 30 feet away 4. Built in Li-battery, Can Recharagable; Playing time up to 8 hours; and continue talk time up to 6-7 hours 5. Built-in Microphone, Hands-free, Specification: 1 Bluetooth Wireless connnecting 2. Handfree, With Microphone 3 Operation Range: Bluetooth wireless connecting Up to 30 feet 4 Built Mic-phone with noise cancellation technology, hands-free talking 5 Built-in rechargeable lithium battery 6 Recharge time: 3 hours full charge 7 Playing time: 8 hours 8 Talk time: 6-7 hours 9 Built-in Microphone 10 Signal to noise ratio: 90DB 11 Rated Power 3W 12 Weight: 140g/ Product Size:5.9X5.9cm