Bluetooth 5.3-mode Game/music Neck Bluetooth Headset Black Technology Intelligent Pedometer Headset Features: Counting Bluetooth headset: power, steps, calories, distance/meter, stopwatch, music, game-mode, upgraded Bluetooth 5.3 military fast computing chip, exclusive for competitive games. Built sensor Bluetooth: the sensor count can be at the same. The hardware has designed it so that the motion information does not the memory of the phone. It can help the wearer accurately record various motion information while enjoying music. mode music/game: upgraded Bluetooth 5.3 military fast computing chip, with lower power consumption and stable connection. Plug in card playing: supports the storage and playing of 9000 songs and 200 audio novels, Bluetooth/memory card mode, Bluetooth headset that can be played with a plug-in card, and you can listen to music without a mobile phone when you go out. Ear cavity design: and comfortable, close to the ear, ear, invisible, no pressure, comfortable to wear, like nothing, more comfortable to fit the ear canal, no pain, can not be thrown off, and more clear to talk and listen to music. Endurance: 1200 hours of , large capacity, easy to use all day. bending without damage: soft and comfortable fit, good fit with the neck, bending without damage, tens of thousands of bending tests are still intact. Ergonomic design: real- ear, stable wear without pain, ergonomic tilt angle design, stability without falling. Product Description: Parameters: Battery capacity: 400mA Charging time: 2.5H Playback time: 30H+ Standby time: 1000H Endurance: 100 (hours) Functions: step counting, counter, Kali circuit, distance, power display, grade: IPX6 life Connection distance: 15m without obstacles contain: 1x pedometer headset 1x charging cable 1x Instructions