New arrived Beyution Blutooth stereo headphone! Best audio performance!Best Audio Performance - Stereo -  Wireless Bluetooth 33 feet distance - Over the head - BeyutionNew Wireless Bluetooth stereo Headphone for listen music and also can answer phone and talk with this Headphone.1. Works with iPhone 5/4S/4/3,iPod 5/4/3th series; new iPad 4/3/2/1 series; Samsung Galaxy 4/3; 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 away4. Built in Li-battery, Can Recharagable; Playing time up to 8 hours; and continue talk time up to 6-7 hours5. Built-in Microphone, Hands-free,Specification:1、Bluetooth Wireless connnecting2. Handfree, With Microphone3、Operation Range: Bluetooth wireless connecting Up to 30 feet4、Built Mic-phone with noise cancellation technology, hands-free talking5、Built-in rechargeable lithium battery6、Recharge time: 3 hours full charge7、Playing time: 8 hours8、Talk time: 6-7 hours9、Built-in Microphone10、Signal to noise ratio:≥90DB11、Rated Power：3W12、Weight: 140g/ Product Size:5.9X5.9cm