Besteker 3.0 High Quality Stereo Wireless Bluetooth Sports Business Motorcycle Headset Headphone Earphone with A2DP, 180 Degree Flip Arm, Hands-Free Calling, and DSP Noise Cancelling Technology For iPhone, Samsung, Motorola, LG, Nokia, iPad, iPod, HTC, PC, PSP or Any Other Bluetooth Enabled Devices. ADVANTAGES: Bluetooth V3.0 compatible for almost all of Bluetooth enabled devices. It can be connected up to 2 Bluetooth devices. The 4 hours of listening/talk time and 92 hours standby time provide all day connectivity. FUNCTION: Listen music, Answer/end calls, reject calls, last number redial. IOS device can displays headset battery meter. UNIQUE DESIGN: Sleek and comfortable design avoid any pains even after 12 hours of wearing. 180 degree flip arm for left or right ear. Easy to wear, easy to use. PORTABLE SIZE: Product size: 2.44 inch X 1.53 inch X 0.51 inch(62mm X 39mm X 13mm), product weight: 0.02 pound (11g). Easy to carry in your pocket. COMPATIBILITY: Suitable for all Bluetooth enabled device, Samsung, Motorola, Nokia, HTC, Sony mobile phones, iPhone, iPad, iPod ect. Compatible range: Hands-Free profile(HFP), headset profile (HSP1.5) and Advanced Audio Distribution Profile (A2DP).