1,Superior Performance: Bluetooth headset with 16mm full range graphene diaphragm sound unit, balanced full range, transparent sound quality; newly upgraded Bluetooth 3, more stable connection. 2,Prevent Sound Leakage: Open ear wireless headphones use T0 directional sound transmission black technology, effective prevention of sound leakage, half into the ear transmission, reduce 99 percent of the sound leakage. 3,Noise Cancellation: Bluetooth 3 earbuds use double noise cancellation, sponge noise cancellation technology, automatic recognition of human voice and noise to improve the clarity of the call, even in the city can be clear. 4,Low Latency: Bluetooth headset has a new Bluetooth 3 with low latency mode, for video or game sound and video synchronization to provide a reliable guarantee, the station to listen to the voice to identify the position, easy to dominate the victory. 5,Ear Clip Design: Open ear wireless headphones with ear clip design, adhering to the innovative shape, comfortable to wear design concept without the need to enter the ear does not pick the ear shape, comfortable to wear all day. 1 x Bluetooth Headphones1 x Charging Cable1 x Instruction Manual Item Type: Bluetooth HeadphonesMaterial: ABSBluetooth: V 5.3Communication Distance: 10m/ 32.8ft Without ObstaclesSpeaker: Approx. 16mm/ 0.63inCharging Time: About 1 HourBuilt In Lithium Ion Polymer Battery: 100mAh Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.