Tai nghe Bluetooth không dây i7s TWS kiểu dáng thể thao

Features: 1. Listen to the correct song, admit songs and calls, 2. Remember the call number, the last call, all the Chinese and English intelligent voice messages, boot, pair, turn off the power of the phone will be low voice messages; 3. The power capacity will be displayed on your Iphone, you can see the status of the energy at any time, do not worry about electricity, make your life worry free; 4. One to two connections, can be connected to two mobile phones at the same time 5. The Bluetooth headset connected to the phone after switching off, connect the Bluetooth headset and then open it again to the phone automatically, more convenient; 6. Smart Compatibility: compatible with all mobile phones with Bluetooth, tablet, notebook, singing, QQ music, movies, etc., universal mobile phone ​Note： 1. Please charge the headset for 1-2 hours. 2. Open the two headphones and pair them first. 3.Confirm that the two headphones are paired before connecting the device. 4.the volume of the headset is controlled by the device Specification: 1 driver: 15mm 2. Impedance: 32 OHM 3 Bluetooth version: Bluetooth v4.2 + EDR 4 Bluetooth band usage: 2.4 GHz 5. Power level: Class II 6. Output power: 30 MW 7. Distance with Bluetooth: 10 meter barrier 8. Frequency response: 20Hz 20000 9 operating 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 elimination circuit (active noise reduction) 13 Switch between Chinese and English (the boot does not connect the Bluetooth status, press the switch 2 times and hear the tone switch correctly) 13 The talk time is about 4-5 hours 14 Music Time around 4-5 hours 15 The waiting time is approximately 100 hours Package includes: 2 x Bluetooth mini headphones (left and right earphones) 1 x load box 1 USB charging cable 1 x User's manual