Hot Sell M&J i7s TWS Mini Wireless Bluetooth Earphone Stereo Earbud Headset with Charging Box Mic for All Smart Phone Characteristics : 1. Listen to the song correctly, support songs and call, 2. Remind call number, return the last call, all intelligent Chinese and English voice prompts, boot, pair, shutdown the phone power will be low voice prompts; 3. Power capacity will show on your Iphone, you can see the power situation anytime, do not worry about the electricity, make your life without worry; 4. One to two connections, can be connected to two mobile phones at the same time 5. Bluetooth headset is connected to the phone after shutdown, and then open the Bluetooth headset will automatically connect to the phone again, more convenient; 6. Intelligent compatibility: supports all Bluetooth mobile phone, tablet, notebook, sing, QQ music, movies, etc., universal all mobile phone Specification: 1. Driver: 15mm 2. Impedance: 32 OHM 3. Bluetooth version: Bluetooth v5.0 + EDR 4. Bluetooth band: 2.4GHz 5th performance level: CLASS II 6. Output power: 30mW 7. Bluetooth distance: 10 meters barrier 8. Frequency response: 20-20000Hz 9. Operating voltage range: 3.0V-4.2V 10. Microphone sensitivity: -42dB 11. With A2DP / AVRCP high-quality stereo audio transmission and remote control protocol 12. Powerful noise reduction circuit (active noise reduction) 13. Switch between Chinese and English (boot not connect Bluetooth status, press the switch 2 times, hear the sound switch successfully) 13. Talk time is about 2 hours 14. Music time over 2 hours 15. Standby time is about 100 hours Package includes: i7s Set Headphones / i7 Single Headphones 1 x charging box (i7 single not with charging box) 1 x USB charging cable 1 x User Manual
