Introduction
Welcome to your new Dosmix Portable Bluetooth Stereo Speaker. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your device. Please read this manual thoroughly before use to ensure optimal performance and longevity.
What's in the Box
- 1 x Dosmix Portable Bluetooth Stereo Speaker
- 1 x USB Charge Cable
- 1 x User Manual
- 1 x Drawstring Bag

The package includes the Dosmix speaker, a USB charging cable, and a drawstring bag for portability.
Product Overview
The Dosmix Portable Bluetooth Stereo Speaker features a retro design with modern functionality. It includes a built-in microphone for hands-free calls and supports TF card playback.

Front view of the Dosmix Portable Bluetooth Stereo Speaker, showcasing its retro design with a speaker grille on the left and a vintage-style dial on the right.

The rear of the speaker features a DC 5V charge port, TF card slot, USB disk port, AUX port, and a built-in microphone for hands-free calls.
Setup
Charging the Speaker
- Connect the supplied USB charge cable to the DC 5V port on the back of the speaker.
- Connect the other end of the USB cable to a compatible USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate.
- A full charge typically takes 2-3 hours.
- The speaker has a built-in rechargeable 400mAh lithium battery, providing 2-3 hours of playback time on a single charge.
Bluetooth Pairing
- Power on the speaker by pressing the power button. A voice prompt will indicate "Bluetooth mode."
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "Dosmix HM11" (or similar name) from the list of found devices.
- Once paired, a voice prompt will confirm "Connected."
- The effective Bluetooth range is approximately 10 meters (33 feet).

The compact size of the Dosmix speaker makes it easy to carry and use anywhere.

The speaker offers a wireless range of up to 33 feet, allowing for flexible placement.
Operating Instructions
Power On/Off
- Press and hold the power button (center button on the front) to turn the speaker on or off.
Playback Control
- Play/Pause: Short press the power button (center button).
- Next Track: Short press the ">>|" button.
- Previous Track: Short press the "|<<" button.
Volume Control
- Rotate the vintage-style dial on the front of the speaker to adjust the volume.
Hands-Free Calling
- When a call comes in, the speaker will play a classic ringtone.
- Short press the power button (center button) to answer an incoming call.
- Short press the power button again to end the call.
- The built-in microphone allows for clear communication.
TF Card / USB Disk Playback
- Insert a TF (microSD) card or USB disk into the corresponding slot on the back of the speaker.
- The speaker will automatically switch to TF card or USB disk mode and begin playing audio files.
AUX Input
- Connect an audio device to the AUX port on the back of the speaker using the supplied AUX cable.
- The speaker will automatically switch to AUX mode.
Connecting to Amazon Alexa
- Via Aux input: Insert an Aux line-in cable into your Amazon Alexa device and then into the speaker's AUX port.
- Via Bluetooth:
- Open the Amazon Alexa App.
- Navigate to
Devices>Echo & Alexa. - Select your Echo Dot (e.g.,
XXX's Echo Dot). - Under the
WIRELESSsection, selectBluetooth Devices. - Choose
PAIR A NEW DEVICEand select the Dosmix speaker.
Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the speaker away from water and excessive moisture. It is not waterproof.
- Avoid exposing the speaker to extreme temperatures.
- When not in use for extended periods, store the speaker in a cool, dry place.
- Ensure the protective film on the trumpet (speaker cone) is removed for optimal sound quality.
Troubleshooting
| Problem | Solution |
|---|---|
| Speaker does not turn on. | Ensure the battery is charged. Connect the USB charging cable and allow it to charge for at least 30 minutes before attempting to power on again. |
| Cannot pair via Bluetooth. | Ensure the speaker is in Bluetooth pairing mode. Turn off Bluetooth on other nearby devices. Move the speaker closer to your device. Try restarting both the speaker and your device. |
| No sound or low volume. | Check the volume level on both the speaker (rotate the dial) and your connected device. Ensure the speaker is properly paired or connected via AUX/TF card. |
| Sound is distorted. | Reduce the volume on both the speaker and your device. Ensure the speaker is within Bluetooth range. Check for any obstructions or interference. |
| Loud "SPEAKERS OFF" voice prompt. | This is a built-in feature. To minimize the loudness, turn down the speaker's volume dial before turning it off. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Dosmix |
| Model Name | HM11 |
| Color | Pink |
| Product Dimensions | 4"D x 2"W x 2"H |
| Item Weight | 7 Ounces |
| Material | Plastic, Metal |
| Speaker Type | Built-In |
| Speaker Size | 40 Millimeters |
| Speaker Maximum Output Power | 5 Watts |
| Frequency Response | 20 KHz |
| Connectivity Technology | Bluetooth |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 10 Meters (33 Feet) |
| Power Source | Battery Powered |
| Battery Capacity | 400 Milliamp Hours |
| Battery Life | 2-3 hours (playback) |
| Charging Input Voltage | 5 Volts |
| Special Feature | Built In Microphone |
| Is Waterproof | FALSE |
| Included Components | 1*USB Cable+1*Device+1*User Manual+1* Drawstring Bag |
| UPC | 751637677416 |
Warranty and Support
The Dosmix Portable Bluetooth Stereo Speaker comes with a Lifetime warranty.
For further assistance or warranty claims, please refer to the contact details provided in your product packaging or visit the official Dosmix support channels.




