BASEUS AirGo Series 1 Ring Wireless Earphone Bluetooth TWS Headphone with USB to Type-C 0.3m Cable - Black •Dual-Layer Ear Clip - These earbuds use TPU+PP dual-layer material for better •flexibility and ergonomics •Baseus Immersive Spatial Acoustics - A wider sound stage lets you immerse in the world of digital visuals and audio •Baseus Directional Conduction - Equipped with high-precision directional microphones to reduce sound leaks and offer a more immersive listening experience •12mm Composite Diaphragm - Baseus accurate acoustic calibration delivers open soundscapes and high-performance audio •25-Hour Long Battery Life - Large-capacity battery, up to 25 hours of playback time with the charging case Specifications: •Material: ABS+PC •Bluetooth version: V5.3 •Communication distance: 10 meters •Listening time: 6 hours; 25 hours (with charging case) •Battery capacity: 40mAh/0.148Wh (headphones); 400mAh/1.48Wh (charging case) •Headphone rated input: 5V 80mA •Charging box rated input: 5V 370mA •Charging time: about 1.5 hours (charging case) •Frequency response range: 20Hz-20KHz •Charging interface: Type-C •Applicable: Devices that supports Bluetooth function Package included: •1 Pair x Bluetooth Earphones •1 x Charging Case •1 x USB to Type-C Cable (Black, 0.3m) •1 x English and Chinese User Manual •Other items not include