Bluetooth 5.3 Sport High End Call Noise Reduction Intelligent Button Ultra Thin Sleep Invisible Wireless Earphones Features: Ultra thin bodyThis Bluetooth earphone features a lightweight design, with a body thickness of about 1cm. Whether worn while lying on the side or sleeping, you can enjoy a good music experience. Targeted Sound TransmissionThis Bluetooth earphone has directional sound transmission function and a built-in leak proof filter, truly achieving no sound leakage. Call Noise ReductionThis Bluetooth earphone has dual microphone digital noise reduction, which can greatly reduce most environmental noise in daily life, highlight the human voice effect, and bring clearer call effects. Extra Long Range This Bluetooth earphone has a high battery charging compartment, which takes 1 hour to fully charge. When paired with the charging compartment, it can play continuously for 24 hours and last for 480 hours. Bluetooth 5.3 chipThis earphone adopts a low-power Bluetooth 5.3 chip, which can transmit longer and faster distances, has a wider sound range, and brings a fast experience. Product Description: Product Name: Bluetooth Earphones Product colors: beige Bluetooth version: V5.3 Transmission distance: 10m (barrier free) Charging interface: Type-c Wearing form: half in ear Charging time: approximately 1-2 hours Standby time: approximately 480 hours (when used with a charging compartment) Package size:10.59.53.5cm/4.13.71.4in Package weight:73g/0.16lb Product List: 1 x Bluetooth earphones 1 x instruction manual 1 x charging cable