1. Introduction
Welcome to the Donner DED-300X Electronic Drum Set. This advanced electronic drum kit is designed to provide an authentic drumming experience for both beginners and experienced players. Featuring an upgraded sound module, all-mesh pads, and Bluetooth connectivity, the DED-300X offers versatility for practice, performance, and recording.

Figure 1.1: The complete Donner DED-300X Electronic Drum Set.
Please read this manual thoroughly to understand the features, setup, and operation of your new drum set. Proper use and maintenance will ensure long-lasting performance and enjoyment.
2. Package Contents
Before assembly, please verify that all items listed below are included in your package:
- DED-300X Main Unit (Drum Module, Drum Pads, Cymbals, Rack)
- Kick Pedal
- Drum Stool
- Drum Sticks (1 pair)
- Stick Case
- Headphones
- Drum Mat
- Power Adapter
- Connection Cables

Figure 2.1: Included accessories: Drum stool with 5-step height adjustment and a standard set of drum sticks.
3. Product Overview
The Donner DED-300X features a comprehensive set of components designed for a realistic drumming experience.
3.1. Components Diagram

Figure 3.1: Labeled components of the DED-300X.
- 10" Snare Pad: Dual-zone mesh pad with stand.
- 8" Tom Pads (x2): Dual-zone mesh pads.
- 8" Tom Pad (x1): Dual-zone mesh pad.
- 12" Ride Cymbal: Dual-zone with choke function.
- 12" Crash Cymbals (x2): Dual-zone with choke function.
- 10" Hi-hat Cymbal: Dual-zone with choke function.
- Kick Drum: 6" mesh tower, supports double pedal.
- Kick Pedal: For operating the kick drum.
- Hi-hat Pedal: For controlling the hi-hat cymbal.
- Sound Module: The central control unit.
- iPad Placement Slot: Integrated slot for tablets or smartphones.
3.2. Sound Module
The DED-300X sound module is equipped with a powerful sound engine, offering:
- Over 900 high-quality drum sounds.
- 100 preset drum kits.
- 50 demo songs for practice and inspiration.
- Individual tuning and adjustment capabilities for each drum pad.
- Group faders for individual mixing of drum channels.

Figure 3.2: The DED-300X sound module, featuring a rich library of sounds, kits, and demo songs.
3.3. Mesh Pads and Cymbals
Experience an authentic drumming feel with the DED-300X's all-mesh pads and responsive cymbals:
- All-Mesh Pads: Provide a quiet and realistic playing surface.
- Dual-Zone Support: Allows for natural expression with open rim shots and closed rim shots on pads.
- Choke Function: Cymbals support choking by hand for realistic cymbal muting.

Figure 3.3: Mesh pad detail, offering a quiet and realistic drumming experience.

Figure 3.4: A 12-inch crash cymbal, featuring dual-zone sensitivity and choke capability.
3.4. Connectivity
The DED-300X offers versatile connectivity options:
- Bluetooth: Wirelessly connect your smartphone or PC to stream music for practice. Note: Bluetooth is for audio input only; it does not support output to Bluetooth headphones or earphones.
- USB MIDI/Audio Output: Connect to Digital Audio Workstation (DAW) software for recording and production.
- Integrated Tablet Slot: Conveniently place your tablet or smartphone on the module for easy viewing of videos or apps during practice.

Figure 3.5: The sound module with an integrated slot for a tablet or smartphone, enhancing practice sessions.
4. Setup Guide
Follow these steps to assemble your Donner DED-300X Electronic Drum Set:
- Unpack Components: Carefully remove all items from the packaging and verify against the package contents list.
- Assemble the Rack: Follow the instructions in the separate assembly guide (if provided) to set up the main drum rack. Ensure all joints are securely tightened.
- Mount Pads and Cymbals: Attach the snare, tom pads, and cymbals to their designated positions on the rack as shown in Figure 3.1. Adjust their angles and heights for comfortable playing.
- Install Pedals: Place the kick drum tower and connect the kick pedal. Position the hi-hat pedal.
- Connect the Sound Module: Mount the sound module to the rack.
- Cable Connections: Connect each drum pad and cymbal to the corresponding input on the sound module using the provided cables. Refer to the port labels on the module.
- Power Connection: Connect the power adapter to the sound module and then to a power outlet.
- Connect Headphones: Plug in the included headphones to the headphone jack on the module for private practice.
- Set up Drum Stool and Mat: Place the drum mat under the kit to prevent slipping and reduce vibration. Adjust the drum stool to a comfortable height.
5. Operating Instructions
5.1. Powering On/Off
- Power On: Press the Power button on the sound module. The display will light up.
- Power Off: Press and hold the Power button until the display turns off.
5.2. Basic Operation
- Selecting Drum Kits: Use the 'KIT' buttons or rotary encoder to browse and select from the 100 available drum kits.
- Adjusting Volume: Use the main volume knob to control the overall output volume. Individual drum channel volumes can be adjusted using the group faders.
- Playing Demo Songs: Select a demo song from the 'SONG' menu and press 'PLAY' to start.
- Pad Sensitivity and Tuning: Access the module's settings menu to adjust individual pad sensitivity, volume, and tuning for a personalized feel.
5.3. Bluetooth Connectivity
- Activate Bluetooth: On the sound module, navigate to the Bluetooth settings and enable it.
- Pair Device: On your smartphone or PC, search for available Bluetooth devices and select 'DED-300X'.
- Stream Audio: Once paired, you can play music from your device, and the audio will be routed through the drum module's headphone/output jacks, allowing you to play along.
5.4. Connecting to a DAW
The DED-300X can be connected to a computer for MIDI recording or audio output:
- USB MIDI: Connect the module to your computer via a USB cable. The drum set will appear as a MIDI input device in your DAW software, allowing you to record MIDI data.
- Audio Output: Use the audio output jacks to connect the module to an audio interface or directly to your computer's audio input for recording the drum set's sounds.

Figure 5.1: Practicing with the DED-300X, utilizing the tablet slot for external content.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your DED-300X drum set.
- Cleaning: Use a soft, dry cloth to wipe down the pads, cymbals, module, and rack. For stubborn dirt, a slightly damp cloth can be used, but ensure no moisture enters the electronic components. Avoid abrasive cleaners.
- Pad Care: Avoid striking the mesh pads with excessive force or sharp objects, as this can damage the mesh.
- Cable Management: Keep cables neatly organized and avoid sharp bends or kinks to prevent damage.
- Storage: When not in use for extended periods, store the drum set in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you encounter any issues with your DED-300X, please refer to the following common problems and solutions:
- No Sound:
- Check if the power adapter is securely connected and the unit is powered on.
- Ensure headphones or external speakers are properly connected and their volume is turned up.
- Verify that the master volume and individual pad volumes on the module are not set to zero.
- Pad Not Responding:
- Check the cable connection from the pad to the module. Ensure it is fully inserted.
- Inspect the pad for any visible damage.
- Try adjusting the pad's sensitivity settings in the module.
- Bluetooth Connection Issues:
- Ensure Bluetooth is enabled on both the module and your external device.
- Unpair and re-pair the device.
- Move your external device closer to the module to ensure a strong signal.
- Distorted Sound:
- Reduce the master volume or individual pad volumes.
- Check for damaged cables.
If the problem persists after trying these solutions, please contact customer support.
8. Specifications
| Component | Specification |
|---|---|
| Sound Module | DED-300X, 900+ sounds, 100 drum kits, 50 demo songs |
| Snare Pad | 10" Dual-zone Mesh pad with stand |
| Tom Pads | Tom1-2: 8" Dual-zone Mesh pad, Tom3: 10" Dual-zone Mesh pad |
| Kick Drum | 6" Mesh Tower (supports double pedal) |
| Hi-hat Cymbal | 10" Dual-zone with Choke |
| Crash Cymbals | 12" Dual-zone with Choke (x2) |
| Ride Cymbal | 12" Dual-zone with Choke |
| Connectivity | Bluetooth (audio input only), USB MIDI, Audio Output |
| ASIN | B0FHPQX24C |
| First Available Date | July 16, 2025 |
9. Support
For further assistance, technical support, or warranty information, please refer to the contact details provided with your product packaging or visit the official Donner website.





