i7 TWS Wireless Bluetooth Headset

i7 TWS Wireless Bluetooth Headphones You can charge it in a case, this also works as a power bank. Battery capacity: 65 mAh Compatibility: Android, iOS Charging voltage: DC5V Package included: 2 uncontrolled earphones (right, left), 1 case (for charging), 1 cable (microUSB), use (in English) Duration: 5-6 hours Functions: microphone, noise cancer, sweat effect Range: 10 m (without obstacles) Charging box capacity: 950 mAh (Li-ion) Sensitivity: 42Db Impedance: 32 ohm Battery Features: Li-ion, low power consumption Music playback time: 3 hours Talk time: 5 hours Standby time: 120 hours Communication: Wireless compatibility: iOS, Android Battery