... ,Min Size 3,Lightweight, 4,Mobile enhancement Performance : Bluetooth Version:2.0Operating Distance: 10mBattery: Battery Built-in rechargeable ... Technology:NoMusic Streaming:NoMulti-function Button On/Off:YesStandard Bluetooth Features:YesStandby Time (hrs):60Supported Profiles:Headset 2. ... manual Product introduction : 1,The smallest and lightest Mini Bluetooth Headset in the world , 2,Easy-to-use ...