Features: 1. Impressive shape and public personality, ergonomic aerodynamic design: significantly improved appearance, streamlined cargo compartment surface, surface spray with sun wash pattern, to achieve a matte texture; Half-in-ear and half-open earphone design, more comfortable and stable without listening to songs for a long time. 2. The shocking sound field is extraordinary. 13mm large dynamic coil is adopted: the small headphones incorporated large dynamic fever level coil units. The stereophonic spatial field is larger and more open, bringing richer detail to music and ensuring excellent, high fidelity and full sound effects. You can't help but dive into it. 3. put on, play, take off, take a break. Intelligent Wearing Perception Experience: The headset has a built-in r detection sensor which can intelligently detect the wearing state. When the music player is running in the background, it will automatically pause when a headphone is taken off, and it will automatically resume when you put the headphone on within 15 seconds. Even if it's stopped in the middle, you're not afraid to miss some pretty notes. 4. Flip the pairing window to connect to the hall switch and automatic pop-up window: the charging compartment is equipped with a hall switch, no need to remove the t7, as long as the cover is open, the headset will automatically turn on and enter pairing status; In addition, after turning on the app and the mobile phone bluetooth, the headset will be when pairing, the phone interface will automatically pop out of the window, and you can connect in one place, which is more practice, it's faster! 5. You set the multi-function settings of the QCY Headphone APP: Download the QCY APP, you can customize the language and music button and Q mode according to your own preferences, and create a pair of your own headphones, which will make you more pleasant and use more smoothly! Specification: Product name: T7 The pairing name: QCY-T7 Bluetooth version: 5.1 Compatible system: for ios/for android App support: Android version 5.1 and above, ios 11 and above Waterproof level: IPX4 Communication distance: 10 meters (under the open environment without obstacle) Usage time: about 3 hours; music about 3.5 hours Support protocol: hfp/hsp/a2dp/avrcp Charging bay capacity: 380mAh Charging bay: 4 times for both ears Charging interface type: type-c Package includes : T7 earphones and charging box*1 Type-c interface charging cable*1 Instruction manual*1