Main Features:Compact， mini sizeFashion flow line design， elegent appearanceBluetooth V3.0 for hands free phone callsBritish chipset with A Class battery protection functionOne-button operation， easy to operateWorks with all smartphones with Bluetooth function: iPhone 5 / 4S / 4 / 3， Samsung Galaxy S4 / 3， Note II 2， LG， HTC， NOKIA， HUAWEI， Motolora， Blackberry， Philips， Toshiba， Panansonic， Sprint， Version， T-mobile Specification:Brand: PadmateModel : BH203Color : Black， WhiteWearing type : In-EarConnectivity : WirelessApplication : Mobile PhonePower supply: Builti-in rechargeable li-ion batteryWorking time: 5 hoursStandby time: Up to 120 hoursBluetooth version: V3.0Bluetooth distance: W/O obstacles 10mBluetooth protocol: A2DPBluetooth model: Hands free， HeadsetProduct weight : 9 gPackage weight : 0.150 kgProduct size (L x W x H) : 5.5 x 1.8 x 2.5 cm / 2.2 x 0.7 x 1.0 inchesPackage size (L x W x H) : 19.0 x 11.0 x 6.0 cmPackage contents: 1 x Bluetooth Earphone， 3 x Ear Hook， 1 x USB Charging Cable， 1 x User Manual