Introduction
This manual provides detailed instructions for the proper use and maintenance of your Docooler BT-Controller. Please read this manual thoroughly before using the device to ensure optimal performance and safety. This device is designed for convenient control of calls and music while riding motorcycles, electric bicycles, or standard bicycles.

Image: The Docooler BT-Controller, a compact black device with illuminated blue buttons for call, volume, power, and voice assistant functions.
Setup
Package Contents
Before proceeding, please verify that all items are present in the package:
- 1 x Wireless Key Controller (DX1 device)
- 1 x Charging Cable
- 1 x Fixed Mounting Bracket
- 1 x User Manual

Image: The components included in the product package: the DX1 device, fixed fittings (mounting bracket), charging cable, and manual.
Charging the Device
The device is powered by a built-in 90 mAh lithium battery. For first use, or if the battery is low, charge the device using the provided charging cable.
- Connect the charging cable to the charging port on the controller.
- Connect the other end of the cable to a standard USB power source (e.g., computer USB port, USB wall adapter).
- The charging indicator (red) will illuminate during charging.
- A full charge takes approximately 1 hour. The indicator light will change or turn off once charging is complete.

Image: An illustration showing the battery performance of the controller, indicating a standby time of 30 days, duration of use of 22 days, and a charging time of 1 hour.
Installation
The controller is designed for easy installation on various handlebars of motorcycles, electric bicycles, and standard bicycles.
- Select a suitable position on your handlebar that allows for easy access to the buttons without obstructing your view or control.
- Use the fixed mounting bracket to secure the controller firmly to the handlebar. Ensure it is tight enough to prevent movement during riding.

Image: The Docooler BT-Controller securely mounted on a motorcycle handlebar, positioned for easy access by the rider's thumb.
Bluetooth Pairing
The device uses BT 5.4 technology for a stable and fast connection to your smartphone.
- Ensure your smartphone's Bluetooth is enabled.
- Turn on the Docooler BT-Controller by pressing and holding the Power On/Off button (center button with power icon) until the BT indicator (blue) starts flashing, indicating it's in pairing mode.
- On your smartphone, search for available Bluetooth devices.
- Select "DX1" or a similar name from the list of found devices to initiate pairing.
- Once paired, the blue BT indicator light will become solid, indicating a successful connection.
Operating Instructions
The Docooler BT-Controller features intuitive buttons for managing calls, music, and voice assistant functions.

Image: A diagram illustrating the function of each button on the Docooler BT-Controller, including call, volume, power/play/pause, and voice assistant controls.
Button Functions Overview
- Call Button (Top, Phone Icon): Manages phone calls.
- Volume Down / Previous Song Button (Left, Minus Icon): Decreases volume or skips to the previous track.
- Power On/Off / Play/Pause Button (Center, Power Icon): Powers the device on/off and controls music playback.
- Volume Up / Next Song Button (Right, Plus Icon): Increases volume or skips to the next track.
- Voice Assistant Button (Bottom, Microphone Icon): Activates the smartphone's voice assistant.
Call Management
Effortlessly manage your calls while riding:
- Accept/Hang Up: Short press the Call button.
- Redial Last Number: Double-click the Call button.
- Reject Incoming Call: Long press the Call button.

Image: An illustration demonstrating the one-touch operation for wireless calls, showing how short press, double-click, and long press actions on the call button correspond to answering/hanging up, redialing, and rejecting calls, respectively.
Music Control
Control your music playback with ease:
- Play/Pause: Short press the Power On/Off / Play/Pause button.
- Next Track: Short press the Volume Up / Next Song button.
- Previous Track: Short press the Volume Down / Previous Song button.
- Volume Up: Long press the Volume Up / Next Song button.
- Volume Down: Long press the Volume Down / Previous Song button.
Voice Assistant
Enjoy hands-free functionality for calls and music with simple voice commands:
- Activate Voice Assistant: Short press the Voice Assistant button.
Once activated, you can issue commands such as "Play music" or "Open navigation" to your smartphone's voice assistant.

Image: An illustration showing the intelligent voice assistant operation, where a short press of the microphone button activates the voice assistant, allowing commands like "play music" or "open navigation."
Maintenance
Cleaning
To maintain the device's appearance and functionality, clean it regularly:
- Use a soft, dry cloth to wipe the surface of the controller.
- For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive cleaners.
Water Resistance
The Docooler BT-Controller features an IPX6 waterproof design, meaning it is protected against powerful water jets. This makes it suitable for use in various weather conditions, including rainy days.

Image: The Docooler BT-Controller being splashed with water, illustrating its IPX6 waterproof rating for use in rainy conditions.
While the device is water-resistant, avoid submerging it in water or exposing it to high-pressure water streams for extended periods.
Storage
When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
If you encounter issues with your Docooler BT-Controller, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is depleted. | Charge the device for at least 1 hour. |
| Cannot pair with smartphone. | Bluetooth is off on smartphone; device not in pairing mode; too far from smartphone. | Ensure smartphone Bluetooth is on. Put controller in pairing mode (flashing blue light). Move device closer to smartphone (within 10 meters). |
| No sound or control response. | Device not connected; volume too low; app issue. | Verify Bluetooth connection. Increase volume on both controller and smartphone. Restart music/call app. |
| Buttons are unresponsive. | Device frozen; low battery. | Try turning the device off and on again. Charge the device. |
If the problem persists after trying these solutions, please contact Docooler customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| BT Version | 5.4 |
| Transmission Range | 10 meters (without obstacles) |
| Battery Type | Built-in 3.7V Polymer Lithium Battery |
| Battery Capacity | 90 mAh |
| Operating Time | Approx. 22 days |
| Standby Time | Approx. 30 days |
| Charging Time | Approx. 1 hour |
| Waterproof Rating | IPX6 |
| Color | Black |
| Item Size | Approx. 5.5 x 3.5 x 3 cm |
| Item Weight | Approx. 20 grams |
| Number of Buttons | 8 |
| Max Supported Devices | 1 |
| Model Number | NPT6954248697367MU |
Warranty and Support
Specific warranty information for this product is not provided in this manual. For details regarding warranty coverage, returns, or technical support, please refer to the product packaging, the retailer's website where you purchased the device, or contact Docooler customer service directly.
For the latest support information and frequently asked questions, please visit the official Docooler website or contact their support channels.



