Type    Bluetooth V2.0 + EDR, Class 2CompatibilitySupports HSP 1.1 and HFP 1.5 profilesOtherACME offers Everyday Bluetooth headset for everyday everywhere usage. It’s ideal for people who values simplicity and functionalityColourBlackFeatures     Talk to Your friends wirelessly for the distance up to 10mHandy 100 hours standby time for long journeysFeel free to talk for up to 3.5 hoursLi-polymer battery will free You out of buying ordinary elements this way saving Your time, money and becoming more environmentally friendlyYou will be able to charge the set from a laptop or any other device by USB portBattery     Battery: rechargeable 70mAh Li-polymerCharging: USB cable