Introduction
Thank you for choosing MUSE Stereo Bluetooth Headphones. This manual provides essential information for operating and maintaining your M-219 BT or M-219 BTW headphones.
Controls and Functions
The headphones feature intuitive controls for easy operation:
- Volume Up / Next Track: Short press for volume up; long press for next track.
- Volume Down / Previous Track: Short press for volume down; long press for previous track.
- Multi-function Button (Play / Pause / Power ON/OFF / Call):
- Long press (3 seconds) to power ON or OFF.
- Short press to play or pause music.
- Short press to answer or end a call.
- Long press (2 seconds) to reject an incoming call.
- Double press to redial the last dialed number.
- LED Indicator: Displays operational status (blue/red).
- Microphone: For hands-free calling.
- Micro USB Charging Port: For battery charging.
- AUX-IN Jack: For wired audio connection.
Power Supply
The headphones are equipped with a built-in rechargeable Li-ion battery. For optimal performance, fully charge the battery before first use.
- Charging: Connect the supplied USB cable to the Micro USB charging port on the headphones and to a USB power source. The red LED indicator will illuminate during charging and turn off once fully charged (approx. 2-3 hours).
- Low Battery: The red LED will flash, and an audible warning tone will sound when the battery is low.
Bluetooth Operation
Pairing with a Bluetooth Device
Follow these steps to pair your headphones with a Bluetooth-enabled device:
- Ensure the headphones are powered off.
- Press and hold the Multi-function button for approximately 3 seconds until the blue and red LEDs flash alternately. This indicates the headphones are in pairing mode.
- Activate Bluetooth on your audio device (e.g., smartphone, tablet, computer) and search for available devices.
- Select "M-219 BT" from the list of found devices to connect. Once successfully paired, the blue LED will flash slowly.
Automatic Reconnection
The headphones will automatically attempt to reconnect to the last paired device when powered on.
Disconnecting
To disconnect, simply turn off the headphones or disable Bluetooth on your connected device.
Using the AUX Jack
The headphones can also be used with a wired connection:
- Connect one end of a 3.5mm audio cable (not supplied) to the AUX-IN jack on the headphones and the other end to your audio device's headphone jack.
- When connected via AUX, Bluetooth functions are disabled.
- Volume control on the headphones may not function in AUX mode; adjust the volume directly on your audio device.
Troubleshooting Guide
If you encounter issues with your headphones, refer to the following common solutions:
- No Power: The battery may be depleted. Charge the headphones fully.
- No Sound:
- Check the volume levels on both the headphones and your audio device.
- Ensure the headphones are correctly paired via Bluetooth or the AUX cable is fully inserted.
- Bluetooth Device Cannot Pair:
- Ensure the headphones are in pairing mode (alternating blue/red LED).
- Verify that Bluetooth is enabled on your device and it is within the 10-meter range.
- Try restarting both devices and attempting the pairing process again.
- Poor Sound Quality:
- Ensure there are no obstacles between the headphones and your device.
- Move the headphones closer to your audio device.
- Test with a different audio source or music file.
- Interference: Keep the headphones away from other electronic devices that may cause interference.
Specifications
- Bluetooth Version: 4.0
- Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
- Wireless Range: Up to 10 meters (in open space)
- Battery: 3.7V 250mAh Li-ion
- Charging Time: Approx. 2-3 hours
- Music Playback Time: Approx. 8 hours
- Talk Time: Approx. 8 hours
- Standby Time: Approx. 180 hours
- Frequency Response: 20Hz-20kHz
- Impedance: 32Ω
- Sensitivity: 102dB ± 3dB
- Driver Unit: 40mm
- Dimensions: 180 x 80 x 190 mm
- Weight: 170g
Important Safety Instructions
To ensure safe and proper use of your headphones, please observe the following:
- Do not expose the product to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping the product or subjecting it to strong impacts.
- Do not attempt to disassemble or modify the headphones.
- Use only chargers specified by the manufacturer.
- Avoid listening at excessively high volumes for prolonged periods to prevent potential hearing damage.
- Dispose of batteries and electronic products responsibly at designated collection points, not with household waste.
- Keep the product out of reach of children.
Environmental Protection
Electronic products and batteries should not be disposed of with household waste. Please dispose of them at appropriate collection points for recycling in accordance with local regulations.
