i9S

Features:

i9s tws instructions
1. Listen to the song correctly, support the song and then call.
2. Caller ID, last callback, all intelligent Chinese and English voice prompts, power on, pairing, power off when the phone is turned off;
3. iPhone power display, you can watch the power of the headset at any time, do not worry about the headset without electricity, so that your life is worry-free;
4. i9s two earphones one or two connections, you can connect two mobile phones;
5. The Bluetooth headset is connected to the mobile phone after each shutdown, and then the Bluetooth headset is automatically connected back to the mobile phone, which is also convenient