•Highly sensitive microphone voice more clearly: Using highly sensitive radio microphones,combined with environmental noise reduction technology that allows you to talk on the phone voice more clearly the fluid •The large capacity Type-C charging case: Collocation of high-capacity rechargeable warehouse use,long battery life allows you to use without electricity in the process of anxiety •Lightweight and comfortable: Spoke before and after the half-in-ear fit elevation design,adapt to the ear cut off the noise,single headphones only 3.6g,wear comfortably with no pain •Bluetooth-compatible 5.3: Built-in BT 5.3 chip,a new generation of high-performance low power consumption characteristics of the stronger ability to resist frequency interference closed. Don't have to worry about frequent pairs and intermittent problem •HIFI sound quality level custom graphene diaphragm: Acoustic three-tier composite structure,considering the rich vocal details and solid heavy bass,the precision of acoustic measurement system,the real reduction sound beauty Specifications: •Chip: JL •Bluetooth-compatible version: 5.3 •Communication distance: 10m •Speaker: 8mm •Headset battery: 30mAh •Charging case battery: 200mAh •Standby time: about 130 hours •Music time: 4-5 hours •Talking time: 4-5 hours •Headset charging time: more than 40 minutes •Charging time of charging case: 1-2 hours •Charging port: Type-C •Charging voltage: DC5V/1A Package included: •1Pair x Headset •1 x Charging Case •1 x English and Chinese Manual •Other items not included