Introduction
Thank you for purchasing the EtoBesy Mini Portable Wireless Cube Speaker. This device combines Bluetooth audio streaming, TF card playback, AUX input, FM radio, and hands-free calling in a compact design with colorful LED lighting. Please read this manual carefully to ensure proper use and optimal performance.
What's in the Box
- 1 x Wireless Bluetooth 4.0 Radio Speaker
- 1 x Audio Cable
- 1 x USB Charging Cable
- 1 x User Manual (this document)
Product Overview
The EtoBesy Mini Portable Wireless Cube Speaker features a unique cube design with integrated controls and ports. Understanding these components is essential for operation.
Ports and Connections
The speaker includes several ports for various connectivity options:
- LINE IN: 3.5mm audio input for connecting external devices via AUX cable.
- DC-5V: Micro USB port for charging the speaker.
- TF CARD: Slot for inserting a TF (Micro SD) memory card to play MP3 files directly.

Control Buttons
The speaker's control buttons are integrated into its design, specifically located on the feet of the device. These are pressure-sensitive buttons.
- Minus Button (-): Used to decrease volume or navigate tracks. Double-pressing this button turns off the LED lights.
- Plus Button (+): Used to increase volume or navigate tracks.
- Play/Pause Button: Controls media playback and answers/ends calls.

Setup
Initial Charging
Before first use, fully charge the speaker. Connect the supplied USB charging cable to the DC-5V port on the speaker and the other end to a USB power source (e.g., computer USB port, USB wall adapter). The charging indicator light will show the charging status.
Powering On/Off
Locate the power switch on the underside of the speaker (refer to the "Control Buttons" image). Slide the switch to the "ON" position to power on the speaker. Slide it to the "OFF" position to power off.
Operating Instructions
Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode (it usually defaults to this mode upon power-on). A voice prompt or indicator light will confirm.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "EtoBesy Speaker" or a similar name from the list of devices.
- Once paired, the speaker will indicate a successful connection, and you can begin playing audio wirelessly.
The speaker supports Bluetooth 4.0 technology with a transmission distance of up to 10 meters (32.8 feet).

TF Micro SD Card Playback
To play music directly from a memory card:
- Insert a TF (Micro SD) card containing MP3 audio files into the TF CARD slot.
- The speaker will automatically detect the card and begin playing the audio files.
- Use the Plus (+) and Minus (-) buttons to skip tracks and the Play/Pause button to control playback.
AUX Input
For wired audio connection:
- Connect one end of the supplied audio cable to the LINE IN port on the speaker.
- Connect the other end of the audio cable to the 3.5mm audio output jack of your external device.
- The speaker will automatically switch to AUX mode.
FM Radio
To use the built-in FM radio function:
- Ensure the speaker is powered on.
- Press the Mode button (if available, or cycle through modes using the Play/Pause button if it has multiple functions) until you hear the FM radio.
- Use the Plus (+) and Minus (-) buttons to scan for radio stations.
Colorful LED Lights
The speaker features dynamic colorful LED lights. To turn off the lights, press the Minus (-) button twice in quick succession.

Hands-free Calling
When connected via Bluetooth to your smartphone, the built-in microphone allows for hands-free phone calls. Press the Play/Pause button to answer or end a call.
Charging
To charge the speaker, connect the provided USB charging cable to the DC-5V port on the speaker and to a standard USB power source. The charging indicator will illuminate during charging and turn off or change color when fully charged. A full charge typically takes a few hours.
Maintenance
- Keep the speaker away from water and excessive moisture. The product is not waterproof.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the speaker to extreme temperatures.
- When not in use for extended periods, store the speaker in a cool, dry place and charge it periodically to maintain battery health.
Troubleshooting
| Problem | Solution |
|---|---|
| Speaker does not power on. | Ensure the battery is charged. Connect the speaker to a power source using the USB charging cable. Verify the power switch is in the "ON" position. |
| Cannot pair via Bluetooth. | Make sure the speaker is in Bluetooth pairing mode. Ensure Bluetooth is enabled on your device and it is within 10 meters of the speaker. Try restarting both the speaker and your device. |
| No sound or low volume. | Check the volume levels on both the speaker and your connected device. Ensure the correct input mode (Bluetooth, TF, AUX) is selected. |
| LED lights are not working or stuck. | Double-press the Minus (-) button to cycle the lights or turn them off and on again. |
| Speaker "jumps" due to bass. | Remove any plastic film from the feet of the speaker to ensure stable placement. |
Specifications
| Brand | EtoBesy |
| Model Name | Mini Portable Wireless Cube Speaker |
| Model Number | B06XY917BF |
| Connectivity Technology | Auxiliary, Bluetooth, USB |
| Wireless Communication Technology | Bluetooth 4.0 |
| Bluetooth Range | Up to 10 meters (32.8 feet) |
| Speaker Type | 3D Stereo |
| Special Feature | Colorful LED Light, Hands-free Calling, FM Radio, TF Card Playback |
| Power Source | Battery Powered (Built-in lithium battery) |
| Battery Capacity | 500 Milliamp Hours |
| Input Voltage | 5 Volts |
| Speaker Maximum Output Power | 3 Watts |
| Frequency Response | 150 KHz |
| Product Dimensions | 2.75"D x 2.75"W x 2.75"H |
| Item Weight | 8.5 Ounces |
| Is Waterproof | No |

Warranty and Support
This product comes with a limited warranty. For warranty claims or technical support, please refer to the contact information provided at the point of purchase or visit the official EtoBesy website.