A13 TWS CVC8.0 and DSP Dual Noise Cancelling Touch Bluetooth Earphone with Charging Box, Support LED Digital Display & Clock & Flashlight & HD Call & Siri & Power Bank(Black) Features: 1. Bluetooth 5.1 technology, no game delay 2. CVC8.0 and DSP dual noise reduction technology, clear calls 3. Touch, simple operation; can wake up Siri 4. With LED flashlight and clock function 5. The earphones can be used alone or two together; if the earphones are taken out of the charging box, they will be automatically turned on and paired and connected to the phone 6. Use with the charging box, long-lasting battery life; can also be used as a power bank to charge mobile phones 7. The middle LED digital display shows the battery power of the charging box, and the left and right breathing lights respectively display the battery power of the left and right earphones. 8. Lightweight and comfortable to wear 9. IPX7 waterproof and sweat proof 10. Widely compatible with mobile phonestabletscomputers with Bluetooth Product parameters: 1. Bluetooth version: 5.1 2. Transmission range: 10 meters 3. Battery capacity of the charging box: 2000mAh 4. Playing time (used with charging box): about 180 hours 5. Talk time (used with charging box): about 220 hours 6. The number of charging the headset: about 40 times