Introduction
This manual provides essential instructions for the safe and efficient operation of your Memorex MX-BTS300 Pump Box Bluetooth Speaker. Please read this manual thoroughly before using the device and retain it for future reference.
Safety Information
General Safety Precautions
- Do not expose the speaker to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble, repair, or modify the unit yourself. Contact qualified service personnel for any repairs.
- Keep the speaker away from water and other liquids. This product is not waterproof.
- Ensure proper ventilation around the speaker during use.
Battery Safety
- Use only the provided charging cable and adapter.
- Do not dispose of the battery in fire or expose it to excessive heat.
- If the battery leaks, avoid contact with skin and eyes. Seek medical attention if contact occurs.
- Do not short-circuit the battery terminals.
Package Contents
Verify that all items are present in the package:
- Memorex MX-BTS300 Pump Box Bluetooth Speaker
- Power Cable (AC/DC Adapter)
- Quick Start Guide (This document serves as a comprehensive guide)
Product Overview
Familiarize yourself with the speaker's components and controls.

Image: Front view of the Memorex MX-BTS300 speaker, showcasing its dual speakers and active RGB LED lighting on the speaker cones and side panels. The top panel features control buttons and a handle.
Control Panel Layout
The main control buttons are located on the top panel of the speaker.
- Power Button: Press and hold to turn the speaker On/Off.
- Mode Button: Press to switch between Bluetooth, FM Radio, USB/TF, and AUX input modes.
- Play/Pause Button: Press to play or pause audio. In FM mode, press to auto-scan and save stations.
- Volume Up (+): Press to increase volume. Press and hold for next track/station.
- Volume Down (-): Press to decrease volume. Press and hold for previous track/station.
- Light Mode Button: Press to cycle through different RGB LED light patterns or turn lights off.
Rear Panel Connections
- DC IN Port: For connecting the power adapter to charge the speaker.
- USB Port: For USB flash drive playback.
- TF Card Slot: For TF (microSD) card playback.
- AUX Input: 3.5mm jack for connecting external audio devices.
Setup
Charging the Speaker
- Connect the provided AC/DC power adapter to the DC IN port on the rear of the speaker.
- Plug the adapter into a standard wall outlet.
- The charging indicator light will illuminate. The speaker is fully charged when the indicator light changes or turns off (refer to the LED display for battery status).
- A full charge provides up to 16 hours of playtime, depending on volume and light usage.
Powering On/Off
- To turn on: Press and hold the Power button until the LED display illuminates.
- To turn off: Press and hold the Power button again until the LED display turns off.
Operating Instructions
Bluetooth Pairing
- Turn on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing Bluetooth icon on the LED display.
- Enable Bluetooth on your smartphone, tablet, or other Bluetooth-enabled device.
- Search for "MX-BTS300" in your device's Bluetooth list and select it to pair.
- Once paired, the Bluetooth icon on the speaker's display will stop flashing and remain solid. You will hear an audible confirmation.
- You can now play audio from your device through the speaker. The speaker will automatically reconnect to the last paired device when powered on, if within range.
FM Radio Operation
- Press the Mode button repeatedly until "FM" appears on the LED display.
- Press the Play/Pause button to initiate an automatic scan for FM stations. The speaker will scan and save available stations.
- Use the Volume Up (+) and Volume Down (-) buttons (short press) to navigate between saved stations. Press and hold to manually tune.
USB/TF Card Playback
- Insert a USB flash drive or TF (microSD) card into the corresponding port/slot on the rear of the speaker.
- The speaker will automatically switch to USB or TF mode and begin playing audio files. If not, press the Mode button to select the correct input.
- Use the Play/Pause button to control playback. Use the Volume Up (+) and Volume Down (-) buttons (press and hold) to skip tracks.
AUX Input
- Connect one end of a 3.5mm audio cable (not included) to the AUX input port on the speaker.
- Connect the other end of the cable to the audio output jack of your external device (e.g., MP3 player, computer).
- Press the Mode button repeatedly until "AUX" appears on the LED display.
- Control playback and volume from your external device.
RGB LED Lighting Effects
The speaker features dynamic RGB LED lights that can enhance your listening experience.
- Press the Light Mode button on the top panel to cycle through various lighting patterns.
- Continue pressing the button to turn the lights off.

Image: The Memorex MX-BTS300 speaker displaying green LED lighting on its dual speaker cones and side panels, highlighting the customizable light features.

Image: The Memorex MX-BTS300 speaker with blue LED lighting active on the speaker cones and side panels, demonstrating another color option for the integrated lights.
Maintenance
Cleaning
- Before cleaning, ensure the speaker is turned off and disconnected from the power source.
- Use a soft, dry cloth to wipe the exterior surfaces of the speaker.
- Do not use abrasive cleaners, waxes, or solvents, as these may damage the finish.
- Avoid getting moisture into any openings.
Storage
- Store the speaker in a cool, dry place, away from direct sunlight and extreme temperatures.
- If storing for an extended period, charge the battery periodically (e.g., every 3-6 months) to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is depleted. | Connect the speaker to a power source using the provided adapter and charge it. |
| No sound from speaker. | Volume is too low or muted. Incorrect input mode. Device not paired (Bluetooth). | Increase speaker and source device volume. Press the Mode button to select the correct input. Re-pair the Bluetooth device. |
| Bluetooth device cannot pair. | Speaker not in pairing mode. Device too far. Interference. | Ensure speaker is in Bluetooth mode and flashing. Move device closer to speaker. Turn off other Bluetooth devices. |
| FM radio reception is poor. | Weak signal. Interference. | Relocate the speaker to an area with better reception. Avoid placing near electronic devices that may cause interference. |
Specifications
| Model Name: | MX-BTS300 |
| Speaker Type: | Portable Speaker |
| Connectivity Technology: | Bluetooth, USB |
| Wireless Communication: | Bluetooth 5.0 |
| Audio Output Mode: | Stereo |
| Speaker Maximum Output Power: | 20 Watts (10W x 2) |
| Audio Driver Size: | 5 Inches |
| Battery Life: | Up to 16 hours |
| Product Dimensions: | 21.6"D x 12.17"W x 10.06"H |
| Item Weight: | 6.55 Pounds |
| Control Method: | Touch |
| Included Components: | Power Cable, Quick Start Guide |
Warranty and Support
Limited Warranty
The Memorex MX-BTS300 Pump Box Bluetooth Speaker comes with a limited warranty. Please refer to the warranty card included in your package or contact Memorex customer support for details regarding warranty coverage and terms.
Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact Memorex customer support. Contact information can typically be found on the product packaging or the official Memorex website.





