When purchasing the i7s tws Bluetooth headset, please read this note: due to long-term transportation, i7s tws will be exhausted. You cannot use your headset after receiving the package. She may lose power. The first thing to do is to charge the helmet shell. Very important, thank you!
1. Listen to the correct songs, support songs and calls,
2. Call back the phone number, and finally remind, all intelligent Chinese and English voice prompts, start, match, stop the power of the phone will be a weak voice request;
3. The power capacity will be displayed on your phone. You can check the power status at any time without worrying about the power supply, leaving your life carefree;
4. One or two connections, you can connect two phones at the same time
5. After the Bluetooth headset is turned off, it is more convenient to connect the mobile phone and then turn on the Bluetooth headset to automatically connect the mobile phone.
6. Smart compatibility: support all mobile phones Bluetooth, tablet, notebook, singing, QQ music, movies, etc.
1. Conductor: 15mm
2. Impedance: 32 ohms
3. Bluetooth version: Bluetooth v4.2 upgrade to 5.0 + EDR
4. Bluetooth use frequency band: 2.4GHz
5. Power Level: Level II
6. Output power: 30mW
7. Bluetooth distance: 10 m barrier
8 working voltage range: 3.0V-4.2V
9. Micro sensitivity: -42dB
10. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
11. Powerful noise circuit (active noise reduction)
12. Chinese and English switching (cannot connect to Bluetooth status at startup, press 2 times switch, hear tone switching successfully)
13. The talk time is 2-3 hours
14. Music time is about 1.5-2 hours
15. Standby time is about 100 hours