Product Description 100% brand new, high quality Suitable for Samsung mobile phone, iphone, ipad, notebook and other Bluetooth stereo digital devices Bluetooth Version 3.0 + EDR Bluetooth mode: Hands free / Headset / AV / AV RCP profile Radio frequency: 2.4GHz Working distance: 10meters Support connect 2 mobile phones Suggest Windows Media Player to listening music Support Mode: A2DP, hands free. Let you drive better When calling comes, it will stop to listening music automatically Talk time: about to 5 hours Music time: 4 hours Standby time: about 180 hours Micro USB Port for charging and headset Package includes: 1× Bluetooth Headset (with packing) 1× Ear hook 1× Headset 1× Micro USB Charging Cable 1× User Manual