1、Ergonomic ear-hook design, no earplugs, comfortable to wear, not easy to fall 2、Intelligent noise reduction to ensure high-definition calls and music playing 3、Only 6.9g of weight will not burden your ear, and both ears can wear 4、Support real-time power display for IOS, keep track of battery power 5、Support call dialing, making calls, music playing, last number play, automatic connection, Chinese and English switching, etc. This Bluetooth earphone cancels background noise to create a super clear sound and lets you have phone calls with hands free. And large capacity battery gives a 9 hours of phone call time. Furthermore, ergonomic ear hook design makes wearing very comfortable. Level 6 waterproof allows you to enjoy music while exercising. Features: 1. Ergonomic ear-hook design, no earplugs, comfortable to wear, not easy to fall. 2. Only 6.9g of weight will not burden your ear, and both ears can wear. 3. Intelligent noise reduction to ensure high-definition calls and music playing. 4. Support real-time power display for IOS, keep track of battery power. 5. Support call dialing, making calls, music playing, last number play, automatic connection, Chinese and English switching, etc. Specification: Color: Black Material: ABS Program: for Airoha 1523u Bluetooth version: 5.2 Standby length: 200H Battery capacity: 70mAh Transmission distance: 10m Charging interface: Micro USB Call duration: 9H Waterproof rating: 6 level Size: approx. 71.03 * 35 * 6.4mm / 2.8 * 1.4 * 0.3in Package weight: approx. 30g Package list: 1 * Bluetooth Earphone 1 * Cable 1 * Manual