•Bluetooth 5.3 fast connection: The all-new Bluetooth 5.3 technology features faster transmission, lower power consumption, and powerful anti-interference capabilities •Transform wired earphones to wireless earphones: High-quality Bluetooth chip converts any dynamic, balanced armature or hybrid earphone into a total wireless Bluetooth solution. Stable yet lightweight, free from dangling wire or tangled cable. Enjoy high-fidelity and high-definition sound anytime, anywhere. •AAC/SBC wireless HiFi experience: Allow enjoy lag-free, high-quality music listening, video watching and gaming on the go •Comfortable: Made of one-piece environmentally friendly TPE material, it can be freely bent up, down, left, and right, and fits more snugly to the ear canal •Simple button operation: The button has been improved with a larger button area for a more user-friendly design, with a simple press, you can control the functions you want •Water and sweat-resistant: Water and sweat-resistant nanocoating for moisture protection regardless of weather, indoor or outdoor Specifications: •Product model: BT20 Pro •Bluetooth code: AAC/SBC •Communication distance: 15m •Charging interface: Type-C •Battery capacity: 80mAh (single ear) •Standby time: 180H •Ear hook weight: ~8g (single ear) •Bluetooth version: Bluetooth 5.3 •Bluetooth chip: high-quality Bluetooth 5.3 chip •Charging compartment capacity: 1000mAh •Music playback (Bluetooth module + charging compartment): 50H (ear hook single 13H) •Charging time (ear hook/charging compartment): 1.5-2H/2.5-3H Package included: •2 x Bluetooth Module •1 x Charging Case •1 x English and Chinese User Manual