Introduction
Thank you for purchasing the Max Power MPD437 Ultra PRO M2 Portable Bluetooth Speaker. This manual provides important information regarding the setup, operation, maintenance, and troubleshooting of your new speaker. Please read this manual thoroughly before using the device to ensure proper functionality and to maximize its lifespan.
The MPD437 Ultra PRO M2 is designed for robust sound delivery, featuring water-resistance and dust-proof capabilities, making it ideal for various environments. It includes a built-in handle and shoulder strap for portability, along with vibrant LED lights for an enhanced audio-visual experience.
Package Contents
- Max Power MPD437 Ultra PRO M2 Portable Bluetooth Speaker
- Power Cable
- AUX Cable
- User Manual (this document)
Product Overview


Key Features:
- Portable design with built-in handle and shoulder strap.
- Water-resistant and dust-proof construction.
- Bluetooth connectivity for wireless audio streaming.
- Vibrant LED lights for visual effects.
- Auxiliary input for wired connections.
- FM Radio functionality.
Setup
Charging the Speaker:
- Locate the charging port on the back or side of the speaker.
- Connect the provided Power Cable to the speaker's charging port.
- Plug the other end of the Power Cable into a standard wall outlet (AC 100-240V, 50/60Hz).
- The charging indicator light will illuminate, typically red, during charging.
- A full charge takes approximately 3 hours. The indicator light will change color or turn off when fully charged.
Note: For optimal battery life, fully charge the speaker before first use.
Operating Instructions
Power On/Off:
- To power on, press and hold the Power button (usually marked with a power symbol) for 2-3 seconds. You will hear an audible prompt.
- To power off, press and hold the Power button again for 2-3 seconds.
Bluetooth Pairing:
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode button (M) to switch to Bluetooth mode. The Bluetooth indicator light will flash, indicating it's ready for pairing.
- On your mobile device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "MPD437 Ultra PRO M2" from the list of found devices.
- Once paired, the Bluetooth indicator light will stop flashing and remain solid, and you will hear a confirmation sound.
- The speaker has a Bluetooth range of up to 35 feet (10 meters).
Playing Music:
- Volume Control: Use the Volume Up (+) and Volume Down (-) buttons on the speaker, or adjust the volume directly on your connected device.
- Play/Pause: Press the Play/Pause button (usually marked with a play/pause symbol) to pause or resume playback.
- Next/Previous Track: Press and hold the Volume Up (+) button for the next track, and press and hold the Volume Down (-) button for the previous track. (Note: Some models may use short presses for track control. Refer to button icons.)
AUX Input Mode:
- Connect one end of the provided AUX Cable to the speaker's AUX-in port.
- Connect the other end to the headphone jack or audio output of your external device.
- Press the Mode button (M) until the speaker enters AUX mode.
- Audio will now play through the speaker from your connected device.
FM Radio Mode:
- Press the Mode button (M) to switch to FM Radio mode.
- To auto-scan and save available stations, press the Play/Pause button. The speaker will scan and store stations automatically.
- Use the Next Track and Previous Track buttons to navigate between saved stations.
LED Light Control:
- The speaker features vibrant LED lights. Look for a dedicated Light button or a long press function on another button (e.g., Mode button) to cycle through light modes or turn them off/on.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the speaker's exterior. For stubborn dirt, a slightly damp cloth can be used, but ensure no water enters the ports. Do not use harsh chemicals or abrasive cleaners.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Recharge the speaker when the low battery indicator appears. If storing for a long time, charge the battery to about 50% every few months.
- Water Resistance: While water-resistant, avoid submerging the speaker in water. Ensure all port covers are securely closed before exposure to water or dust.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker using the provided power cable. |
| No sound from speaker. | Volume is too low or muted. Device not properly paired (Bluetooth). Incorrect mode selected (AUX/FM). | Increase volume on speaker and connected device. Re-pair Bluetooth device. Press Mode button to select correct input. |
| Bluetooth connection unstable or disconnects. | Device is out of range. Interference from other devices. | Move the connected device closer to the speaker (within 35 feet). Move away from other wireless devices. |
| Cannot pair with Bluetooth device. | Speaker not in pairing mode. Device's Bluetooth is off. Speaker already connected to another device. | Ensure speaker is in Bluetooth pairing mode (flashing light). Turn on Bluetooth on your device. Disconnect from other devices or restart speaker. |
| FM radio reception is poor. | Weak signal. | Adjust the speaker's position. Extend any built-in antenna if available. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | Ultra Pro M2 |
| Model Number | MPD437 |
| Brand | Max Power |
| Speaker Type | Portable Speaker |
| Connectivity Technology | Bluetooth, Auxiliary |
| Special Features | LED Light, Dustproof, FM Radio, Water Resistant |
| Color | Red |
| Battery Life | 5 Hours |
| Charging Time | 3 Hours |
| Battery Capacity | 3000 Milliamp Hours |
| Product Dimensions | 4.5"D x 5"W x 9.9"H |
| Item Weight | 2.7 Pounds (2.65 pounds) |
| Bluetooth Range | 35 Feet |
| Water Resistance Level | Water Resistant |
| UPC | 785571466591 |
| ASIN | B0DLJXM9DR |
Warranty Information
The Max Power MPD437 Ultra PRO M2 Portable Bluetooth Speaker comes with a Limited Warranty. Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration of coverage. This warranty typically covers manufacturing defects and workmanship under normal use.
For warranty claims or detailed information, please retain your proof of purchase and contact Max Power customer support.
Customer Support
If you encounter any issues or have questions regarding your Max Power MPD437 Ultra PRO M2 speaker that are not covered in this manual, please contact our customer support team:
- Website: www.maxpower.com/support (Example URL, replace with actual if known)
- Email: support@maxpower.com (Example Email, replace with actual if known)
- Phone: 1-800-XXX-XXXX (Example Phone, replace with actual if known)
Please have your model number (MPD437) and purchase details ready when contacting support.





