Wireless Earpiece Bluetooth Earphones I7 i7s TWS Earbuds Headset With Mic For Phone iPhone Xiaomi Samsung Huawei LG

Specification:1. listening to music, support music and phone call,2. Caller ID, the last call back, English voice prompts, boot, pair, shut down the phone power will be low voice prompts,3. phone power display, you can always watch the headset power situation, do not worry about the headset no electricity to make your life worry,4. Bluetooth headset every time connected to the phone after the shutdown, and then open the Bluetooth headset will automatically connect back to the phone, but also more convenient,5. Intelligent compatibility: support all with Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., all the mobile phone, Features:1. Driver: 15mm2. Impedance: 32 OHM3. Bluetooth version: Bluetooth v4.1 + EDR4. Output power: 30mW,Battery capacity 60MAH5. Bluetooth distance: 10 meters6. Frequency response: 20-20000Hz7. Operating voltage range: 3.0V-4.2V8. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol9. Powerful noise de-noising circuit (active noise reduction)10. switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times)11. Charging time about 1 hour .?12. Talk time is about 1-4 hours (one earphone is about 1-1.5 hours, a pair of earphons use seprately is 2.5-4 hours ),music time about 1-4 hours (one earphone is about 1-1.5 hours, a pair of earphons use seprately is 2.5-4 hours )13. Standby time is about 100 hours ,The charging time is about 60 minutes Package Includes: 1 mini Bluetooth Headphones1xUSB Charging Cable1xUser Manual