.Material: PlasticSize: 28 x 16 x 15mm/1.09 x 0.62 x 0.59inchBluetooth Version: V4.1+EDRBluetooth Mode: Bluetooth/ Headset/ A2DPFrequency Range: 2.402-2.480GHZTransmitter Standard: Class 2Work Range: 10 MetersTalk Time: About 4 HoursListen Music Time: 3 HoursCharging Time: About 2 HoursStandby Time: About 3-5 DaysWearing Style: In-EarSupport A2DP: Music Play (Audio Output: 35mW)Multi-point connections can connect two devices at the same time.Package Content: 1 x Bluetooth Headset, 1 x USB Cable, 1 x User ManualNote: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures, but not the same performance on different bodies as on the model. Thank you! Note: - Thanks for coming to our shop,Hoping you have a happy shopping Trip in our store.- Every product sold by us has been strictly checked.selected and tested by the quality supervision department. We guarantee that every customer could purchase high quality products and get satisfied shopping experience!- Your purchase is Importtant to us. If you have an experience that is less than exceptional we will help to make it right.Our hope is that each product we sold will help you express yourself and be known.- If you are satisfied with our products and services, please leave your positive feedback and 5 stars. and 5 stars for the detailed classification of your request!- If you have any question about the product or any other question,please feel free to contact us by email. we will try our best to solve it for you.Wish you have a good day and foreverBest Regards! a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a