1. Important Safety Information
- Do not immerse the speaker in water, despite its IP7 waterproof rating.
- Keep the speaker away from extreme temperatures, direct sunlight, and heat sources.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not attempt to disassemble, repair, or modify the speaker.
- Use only the provided Type-C charging cable.
- Keep out of reach of children.
2. Package Contents
Ensure all items are present in the package:
- dotn M17B Portable Bluetooth Speaker x 1
- Type-C Charging Cable x 1
- Instruction Manual x 1
3. Product Overview
Familiarize yourself with the speaker's components and controls.
Speaker Layout

Image: Side view of the dotn M17B speaker, highlighting the control panel and various input ports.
- Power Button: Press and hold to power on/off. Short press to change LED light modes.
- Volume Up / Next Track Button: Short press for next track, long press for volume up.
- Play/Pause / TWS Pairing Button: Short press to play/pause, long press for TWS pairing.
- Volume Down / Previous Track Button: Short press for previous track, long press for volume down.
- EQ Button: Short press to cycle through EQ modes (Bass Boost, Standard, Vocal).
- USB Port: For USB drive playback.
- TF Card Slot: For MicroSD card playback.
- DC5V Charging Port: Type-C port for charging.
- AUX-in Port: For wired audio connection.
Size Parameters

Image: A diagram illustrating the physical dimensions and weight of the dotn M17B Portable Bluetooth Speaker.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker.
- Connect the provided Type-C charging cable to the DC5V port on the speaker.
- Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will show charging status. It will turn off or change color when fully charged.
4.2 Bluetooth Pairing

Image: A visual representation of connecting a smartphone to the dotn M17B speaker via Bluetooth 5.4.
- Press and hold the Power button to turn on the speaker. The Bluetooth indicator light will flash, indicating it's in pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "M17" from the list of devices.
- Once connected, the Bluetooth indicator light will remain solid, and you will hear an audible confirmation.
5. Operating Instructions
5.1 Power On/Off
- Press and hold the Power button for 2-3 seconds to turn the speaker on or off.
5.2 Music Playback
- Play/Pause: Short press the Play/Pause button.
- Next Track: Short press the Volume Up / Next Track button.
- Previous Track: Short press the Volume Down / Previous Track button.
- Volume Up: Long press the Volume Up / Next Track button.
- Volume Down: Long press the Volume Down / Previous Track button.
5.3 True Wireless Stereo (TWS) Pairing

Image: An illustration showing two dotn M17B speakers paired together for an immersive stereo sound experience.
To achieve an immersive stereo sound experience, you can pair two M17B speakers together:
- Ensure both M17B speakers are powered on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), long press the Play/Pause / TWS Pairing button until you hear a pairing tone.
- The two speakers will automatically connect to each other. Once connected, the primary speaker's Bluetooth indicator will flash, and the secondary speaker's indicator will be solid.
- Now, connect your device to the primary speaker via Bluetooth as described in section 4.2.
5.4 EQ Modes
The M17B speaker features multiple EQ modes to optimize your listening experience:
- Short press the EQ button to cycle through available sound modes (e.g., Bass Boost, Standard, Vocal).
5.5 LED Light Modes
The speaker features adjustable LED lights with eight types of lighting effects:
- Short press the Power button to change the LED light mode.
- Continue pressing to cycle through the different effects or turn the lights off.
5.6 Hands-Free Calling
With the built-in microphone, you can answer or reject calls:
- Answer Call: Short press the Play/Pause button.
- End Call: Short press the Play/Pause button during a call.
- Reject Call: Long press the Play/Pause button when a call comes in.
5.7 Other Playback Modes
The speaker supports playback from USB drives, TF cards, and AUX-in connections:
- Insert a USB drive into the USB port for direct music playback.
- Insert a MicroSD (TF) card into the TF Card slot for direct music playback.
- Connect an audio device using a 3.5mm AUX cable (not included) to the AUX-in port. The speaker will automatically switch to AUX mode.
6. Maintenance
6.1 Cleaning
- Wipe the speaker with a soft, damp cloth.
- Do not use abrasive cleaners or solvents.
6.2 Storage
- Store the speaker in a cool, dry place when not in use for extended periods.
- Avoid storing in areas with high humidity or extreme temperatures.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Speaker does not power on. | Ensure the speaker is charged. Connect to a power source using the Type-C cable. |
| Cannot pair with Bluetooth device. | Ensure the speaker is in pairing mode (flashing Bluetooth indicator). Turn off and on your device's Bluetooth. Make sure no other devices are connected to the speaker. |
| No sound or low volume. | Adjust the volume on both the speaker and your connected device. Ensure the speaker is not muted. Check audio source connection (Bluetooth, AUX, USB, TF card). |
| TWS pairing fails. | Ensure both speakers are M17B models and are not connected to any other Bluetooth device. Try resetting both speakers and repeating the TWS pairing steps. |
| LED lights are not working. | Short press the Power button to cycle through light modes or turn them on. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | M17B |
| Brand | dotn |
| Connectivity Technology | Bluetooth 5.4 |
| Speaker Type | Portable Speaker |
| Speaker Maximum Output Power | 20 Watts |
| Playtime | Up to 20 hours (at 50% volume) |
| Water Resistance Level | IP7 Waterproof |
| Special Features | True Wireless Stereo, Bass Boost, AUX, Hi-Res Audio, 3 EQ Modes, LED Lights, TF Card Port, Hands-free, Shockproof |
| Material | Plastic |
| Product Dimensions | 0.35"D x 0.35"W x 0.35"H (Note: This seems to be an error in the source data, typically these speakers are larger. Refer to image for visual scale.) |
| Item Weight | 1.5 pounds |
| Bluetooth Range | 98 Feet |
| Batteries | 1 A battery required (included) |
9. Warranty and Support
dotn products are designed to meet high quality standards. For warranty information, technical support, or customer service inquiries, please refer to the contact details provided on the product packaging or visit the official dotn website.
Please retain your proof of purchase for any warranty claims.