Bone conduction technology: This bone conduction headset uses advanced bone conduction technology to transmit audio through the cheekbones instead of air, avoiding long-term air conduction audio damage to the eardrum. Open-ear design for long wearing comfort[Comfortable to wear]: The part of this earphone that fits the face is round and covered with smooth and comfortable silicone. This is our final choice after trying and experimenting with different shapes of headphone surfaces many times. Smooth silicone full coverage of the rounded surface for greater wearer comfort and freedom to wear[32G Memory MP3]: This wireless earphone has built-in 32G memory, which can store about 10000 songs. When not connected to a mobile phone, no other accessories are required, and it can still be used as a convenient MP3[Use version 5.0]: Compared with the lower version of wireless, the connection speed of version 5.0 is faster and the connection effect is more stable. Concurrent connections consume less power than before[APPLICABLE FOR MULTIPLE SCENES]: This IP68 sweatproof and waterproof sports earphones are suitable for exercise, sports, running, swimming, cycling and daily use. Can also be used as a surprise gift for family and friendsHeadphone parametersHeadphone Bluetooth name: Y10Waterproof level: IP68Storage capacity: 32GBBluetooth version: 5.0Support Bluetooth protocol: AVRCPI.4 A22DPI.2 HFPI.6 HSPI.2Mark Sensitivity: -37dB±2dBTransmission distance: 10 metersBattery capacity: 280mACharging voltage: 5V 500mA, please use a 5V 1A charger to charge the headsetSupported music formats: MP3, WMA.WAV, APE, FLACFrequency response: 20Hz-20KHzTemperature range: -30 Celsius to70 CelsiusColour:B grayMaterial:Silicone+plasticPackage Contents:1 * Headset1 * Usb CableNote: The data cable is not waterproof, please do not get wetOnly the above package content, other products are not included.Note: Light shooting 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.