HAILIWEI M350 Portable Bluetooth Speaker with 2 Wireless Microphones User Guide

HAILIWEI M350 Portable Bluetooth Speaker with 2 Wireless Microphones

Product Information

• Model Number: MK2
• Wireless Version: V5.3
• Wireless Range: 10M
• Frequency Response: 60HZ-18KHZ
• Impedance: 4 ohms
• Rated Power: 13W
• Horn: 66mm*1
• Battery Capacity: 3000mAh
• Playing Time: 5-12 hours
• Input: 5V=1A
• Standby Time: About a month
• Charging Time: About 3 hours
• Net Weight: 730g

Product Usage Instructions

1. Power On/Off: Long press the “Key” button for 2 seconds to turn on the device. Double-click the “Key” button to disconnect Bluetooth.
2. Volume Down: Short press the “Minus” button to decrease the volume. Long press the “Minus” button to play the previous song.
3. Play/Pause: Short press the “Play Pause” button to play or pause the audio.
4. Volume Up: Short press the “Add” button to increase the volume. Long press the “Add” button to play the next song.
5. Function Switching: Short press the “Function Switching” button to switch between USB drive, TF card, and AUX internal recording modes. Long press the “Function Switching” button to enter TWS box matching function.
6. Light Control: Short press the “Light” button to switch between 7 light effect modes. Long press the “Light” button to turn off the light.
7. AUX: Use the AUX port for audio input and internal recording mode.
8. USB: Use the USB port for USB flash drive playback and reverse charging.
9. TF Card: Use the TF card slot for TF card playback.
10. Charging Indicator Light: The red light indicates charging, and it turns off when fully charged.
11. TYPE-C Charging Port: Use a 5V1A charger to charge the device.

Bluetooth Mode

• To turn on/off the device: Long press the “Key” button for 2 seconds.
• To play/pause audio: Short press the “Play Pause” button.
• To disconnect Bluetooth: Double-click the “Key” button.
• To play the previous song: Long press the “Minus” button.
• To decrease the volume: Short press the “Minus” button.
• To play the next song: Long press the “Add” button.
• To increase the volume: Short press the “Add” button.
• To switch functions (USB drive, TF card, Bluetooth): Short press the “Function Switching” button.
• To switch light effects: Short press the “Light” button.

Note: The live streaming recording mode requires an adapter cable with a Type-C or Lightning interface on one end and a 4-segment audio jack on the other end. This cable needs to be purchased separately. Please consult customer service for specific information.

Reverse Charging: The device can provide emergency charging for mobile phones or other electronic products with an output power of 5V-500MA.

TWS Operation Guidelines

1. Turn on both speakers and press and hold the “M” button until you hear a beep sound to enter TWS mode.
2. The speaker will act as the host and automatically search for speakers with the TWS function of the same model nearby for automatic connection.
3. Open the Bluetooth settings on your phone, search for the Bluetooth name “MK2,” and click to connect.
4. The next time the machine is turned on, the two connected speakers will automatically connect. To disconnect the TWS function, long press the “M” button until you hear a beep sound to exit TWS mode.

Indicator Light: During the charging process, the red light remains on for a long time and goes off when fully charged.
Other Instructions: When playing music, if you hear an alarm sound, it indicates a low battery. Please charge the device, as it will shut down in 1 minute.

Product parameters

• Model number： MK2
• wireless version： V5.3
• Wireless Range： 10M
• Frequency Response： 60HZ-18KHZ
• Impedance： 4 ohms
• Rated power： 13W
• Horn： 66mm*1
• Battery capacity： 3000mAh
• Playing time： 5-12 hours
• Input： 5V=1A
• Standby time： About a month
• Charging time： About 3 hours
• Net Weight： 730g

BUTTON

1. Key on: Long press for 2 seconds to turn on the device, double-click to disconnect Bluetooth
2. Minus key: Short press to decrease the volume, long press the previous song
3. Play pause button: Short press play/pause
4. Add key: Short press to increase volume, long press to add a song
5. Function switching key: Short press to switch functions (USB drive/TF card/ AUX internal recording) Long press to enter TWS box matching function
6. Light button: Short press the light effect mode switch (7 modes), long press to turn off the light
7. AUX: Used for audio input and internal recording mode
8. USB: Used for USB flash drive playback and reverse charging
9. TF card: used for TF card playback
10. Charging indicator light: The charging red light is on, and the fully charged light is off
11. TYPE-C charging port: suitable for 5V1A charging

Operating instructions

• Introduction to live streaming recording mode: By connecting the phone and Bluetooth speaker through 4 audio cables, the recording effect of the recording studio principle can be achieved, shielding external noise interference. The sound can be directly recorded from the wireless microphone to the relevant APP and then synthesized and output, or directly live broadcast, resulting in high reproduction and clarity of the sound effect.
  • Note: Users need to use this function with an adapter cable. One end is a Type 1c or Ii Lightning interface, and the other end is a 4-segment audio jack. It needs to be purchased separately. Please consult customer service for specific information.
• Introduction to reverse charging: This function can provide emergency charging for mobile phones or other electronic products, with an output power of 5v-500MA.

TWS Operation Guidelines

1. Turn on both speakers, press and hold the M key to hear a “beep” sound, and then enter TWs mode
2. The “speaker” will act as the host and actively search for speakers with TWS function of the same model around it, and the automatic connection is successful
3. Open the Bluetooth on your phone, search for the Bluetooth name “MK2”, and click to connect
4. The next time the machine is turned on, the two successfully connected “speakers” will automatically connect. If you need to disconnect the TWS function, long press the M button, and when you hear a “beep” sound, exit the TWS mode

Indicator light

• Red light: During the charging process, the red light remains on for a long time, but goes off when fully charged.
• Other instructions: When the audio system is playing music, an alarm sound is heard, indicating that the battery is low. Please charge it, and the audio system will shut down in 1 minute

Matters needing attention

1. Please store and use this product in a room-temperature environment
2. Do not expose this product to rain or damp environments
3. Do not throw to avoid product damage caused by falling
4. Do not disassemble, repair, or modify this product by yourself
5. The product is equipped with a built-in lithium battery. Please do not dispose of it or place it in a fire to avoid danger

Common problem-solving methods

search mode or restart it
2. There are too many Bluetooth devices around, making it difficult to search. Turn off other Bluetooth devices.
Low or distorted sound|

1. Check the volume of the Bluetooth device and adjust it to the appropriate position.

2. If the battery voltage is low, please charge it.

Music breaks| Is it beyond the effective connection distance of the audio system, or is there an obstacle between the speaker and the Bluetooth device?
The bluetooth status indicator light does not light up| Is it beyond the effective connection distance of the audio system, or is there an obstacle between the speaker and the Bluetooth device?

What’s in the box

1. MK2 Wireless Speaker
2. USB cable
3. Quick Start Guide

Read User Manual Online (PDF format)

Download This Manual (PDF format)

Download this manual  >>