HI-TECH TWS I12 Bluetooth  (White, True Wireless)

i12 5.0 TWS Wireless Bluetooth Earbuds Headphones with Mic and 2 Way Pairing for iOS and Android. 1. Drive: 15mm 2. Impedance: 40 ohms 3. Bluetooth version: Bluetooth v5.0 + EDR 5. Power level: Level II 6. Output power: 30 MW 7. Bluetooth distance: 10 m barrier 8. Frequency response: 20Hz 20000 9. Working voltage range: 3.0 V-4.2 V. 10. Microphone sensitivity: -42dB 11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol 12. Powerful noise cancellation circuit (active noise reduction) 13. Talk time is about 2-3 hours 14. Music time is about 2-3 hours 15.Charging box battery capacity: 400 mAh 16.Headphone battery capacity: 40 mAh 17. Charging time: 70 minutes Package Includes: 2 x mini Bluetooth Headphones with charge box 1xUSB Charging CaCompatibility: All Android and smart Mobile Phones & Android, PC. Android Mobile Phone.