Skin-friendly silicone collar It can be bent at : The contact is smooth and comfortable, and the high elastic band memory is not easy to deform HIFI shocks sound quality Dynamic sound: Clearly present every minute audio information Achieve bass surging, treble transparent, delicate voice Magnetic to ear anti-winding:Earphones are conveniently stored by magnetic absorption Not easy to fall Type-C Fast charging port Strong power reserve:1000mAh large capacity battery with OVP overvoltage protection Talk for 150h, play for 100h, charge for 1 hour Be your own tuner Different audio style: Standard sound, game sound, enhanced bass, surround sound Different scenes and different styles Stable transmission:More compatible chip with audio decoding protocol Enjoy wireless pleasure ENC noise reduction Hd call:Integrated audio circuit eliminates noise and has high sensitivity Improve voice call experience waterproof Enjoy sports: skin friendly material, comfortable to wear Long press to call voice assistant, English and Chinese can be switched Multifunction keyAt disposal:4 keys simple control button, cut song call free switch Colour:black Material:plastic Package Contents: 1 * Neck Hanging earphone 1 * Charging Cable Only the above package content, other products are not included. Note: Light reflection 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.