Description: Light weight， mini size， easy to take along. The multipoint technology enables the user to connect to two devices at once. It automatically reduces additional noises and cancels echoes for greater enjoying music from your phone or tablet， or calls from your families and friends. The wireless， super mini design and clear sound quality will give you the most comfortable wearing experience. Bluetooth version:V3.0+EDR Color:White Black Standby time:up to 100 hours Talk time\/Play time: up to 5 hours Support profiles: Headset， handfree， A2DP Power souce: Built in Rechargeable Li-on battery Power source: When listening to the music it can change automatically when a call come. Compatible with all cellphones and tablets which have a Bluetooth function. Package Included: 1 x Wireless Bluetooth Earphone 1 x Cable 1 x Earhook 1 x User manual