Lenovo LP60 TWS Wireless Bluetooth 5.3 Noise Reduction Earphone Features: 1. Bluetooth 5.3 chip performs fast and stable connection. 2. Specifically designed for ears. Make it comfortable and long-lasting wearing. 3. Upgraded battery capacity provides over 48 hours of standby time and 10 hours of playtime with charging case. 4. Fast pairing: after setting up, it will auto-connect the devices when you take out the earbuds from the charging case. Just simple enough. 5. Support high-definition audio analysis, HiFi sound quality, make calls, wake up SIRI, volume up and down, up and down songs, and answerreject calls Parameters: Bluetooth earphone 1. Bluetooth solution: Actions ATS3015 2. Wearing method: in-ear 3. Horn diameter: 10mm 4. Speaker material: composite membrane 5. Headphone battery capacity: 35mAh 6. Turn on the battery life: about 4H 7. Headphone talk time: about 5H 8. Supported audio format: SBC 9. Operation method: touch charging case 1. Charging parameters: 5V-300mA 2. Battery capacity: 300mAh 3. Charging plug form: Type-c interface 4. Display light form: color gradient light