i11 Earphone Bluetooth 5.0 for IPhone & Andriod White Color

i11 tws Bluetooth Earphones Wireless earphone Bluetooth 5.0 Earbuds Touch control headset for all smart phone Wireless headset i11 Bluetooth Tws 5.0 wireless charging headset wireless touch binaural sports headset for iOS smart Android phone Features: 1. Listen to the correct song, record songs and phone calls, 2. Remember the call number, the last call, all the Chinese and English smart voice messages, boot, pair, turn off the phone power will send a low voice message; 3. The power capacity will be displayed on your Iphone, you can see the energy status at any time, don’t worry about the power, let your life worry-free; 5. After the Bluetooth headset is turned off, connect to the mobile phone, connect the Bluetooth headset and then automatically turn on the mobile phone, which is more convenient; 6. Smart compatibility: compatible with all mobile phones, including Bluetooth, tablets, notebooks, singing, QQ music, movies, etc., universal mobile phones Note: The box will be updated specification: 1 drive: 15mm 2. Impedance: 32 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 This package includes: 2 Bluetooth mini headphones (left and right headphones) 1 loading box 1 USB charging cable 1 x user manual