•Skin-Friendly and Adjustable Fit: Made from high elasticity and skin-friendly materials,BT 5.3 single ear headphones can be adjusted and stretched to fit all ear shapes comfortably. Each earbud weighs approximately 9g,providing a lightweight and comfortable experience •Innovative Non-In-Ear Design: No need for in-ear wearing,this new concept ergonomic design provides a zero-sensation experience. The wireless earphone is lightweight and comfortable,making it a breeze to wear all day without feeling blocked or uncomfortable •IPX5 Waterproof: Whether you're sweating heavily or encountering outdoor rain,mini business earphone will accompany you through any workout or adventure without worry,thanks to their IPX5 waterproof rating •Next Generation Bluetooth-compatible 5.3 Connectivity: Equipped with the latest Bluetooth-compatible 5.3 dual-chipset,gaming earbuds offer seamless and instant pairing,ensuring stable connections for uninterrupted music streaming and clear phone calls •Universal Compatibility: Sports earbuds are fully compatible with any device equipped with Bluetooth-compatible functionality,including smartphones,tablets,and laptops. Enjoy wireless freedom and easily connect them to your preferred devices for a versatile listening experience Specifications: •Transmission range: 10 meters •Usage: Ear mounted •Speaker specification: genuine copper ring speaker 16mm composite film •Battery capacity: 100mAh •Bluetooth-compatible version: V5.3 •Charging time: about 1.5 hours •Wearing method: single ear open hanging ear (right ear) •Standby time: approximately 200 hours •Battery life: approximately 12 hours •Talk time: approximately 12 hours Package included: •1 x Bluetooth-compatible Headset •1 x Charging Cable •1 x English and Chinese User Manual