1. Bluetooth V5.0 : Purer wireless audio via Bluetooth V5.0, intelligent control makes technology essential to your modern life. 2. 10-12H Battery Life; Speed Charge: T7 Bluetooth Headphone offers 10-12 hours of exceptional audio quality on a single charge.and continue talking to10 hours, standby to 300 hours. 3. Advanced Compatibility: Can compatible with most of bluetooth devices, such as phone/PC/laptop/tablet/MP3/TV. 4. Always Stay Comfortable: The spacious soft earmuffs give excellent fit, a high level of wearing comfort, even during longer sessions. 5. 3-in-1 Multifunction: Buy one headphone, you can experience 3 different playback modes (wireless/wired/TF card mode) to meet your daily diverse needs, which deserve take a try. HD Microphone: Built-in microphone and the button on the ear-cup enable conveniently control your music and your calls with ease. colour: green Material: ABS Package Contents: 1 x Wireless Bluetooth Headphone Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.