Introducing the Wireless Bluetooth Earphone Sleeping Band Headphone - the ultimate solution for enjoying your favorite music or making calls in comfort, anytime and anywhere.

**Usage Method:**

1. **Power On:** Press and hold the middle button on the Bluetooth headband for 5 seconds to turn it on.

2. **Bluetooth Pairing:** Activate the Bluetooth function on your mobile device and select "BT-01" from the list of available devices. Confirm the pairing.

3. **Playback Control:** Use the middle button to play or pause music. The "+" button skips to the next song, while the "-" button goes back to the previous song.

4. **Making Calls:** Double-click the middle button to make a call.

5. **Power Off:** Press and hold the middle button to power off the headband.

**Product Parameters:**

- **Bluetooth Version:** 5.0- **Bluetooth Transmission Distance:** Up to 10 meters- **Music Playing Time:** Up to 7 hours at maximum volume, or up to 10 hours at medium volume- **Microphone Distance:** 1 meter- **Bluetooth Standby Time:** Up to 72 hours- **Battery Capacity:** 150mAh- **Battery Power:** 0.55w- **Impedance:** 32 ohm- **Horn Power:** 0.02w- **Frequency Range:** 2.4-2.4835GHz- **Sensitivity:** 45dB- **Transmitting Power:** 6dB- **Audio Output Distortion:** 0.6%- **Audio Output SNR:** 93dB- **Charging Time:** 1-2 hours- **Maximum Input Voltage:** DC 5V- **Maximum Input Current:** 150mAh- **Maximum Input Power:** 0.55w

Experience the convenience and comfort of the Wireless Bluetooth Earphone Sleeping Band Headphone. Whether you're relaxing at home, working out at the gym, or sleeping peacefully, enjoy your favorite music and take calls with ease.