1. Introduction
Thank you for choosing the Wendry Upgraded 61 Keys Roll Up Piano. This portable and flexible electronic keyboard is designed for musicians of all levels, from beginners to professionals. Its compact design allows for easy storage and transport, making it ideal for practice anywhere. This manual provides essential information for the proper setup, operation, and maintenance of your new instrument.
2. Product Overview
The Wendry 61 Keys Roll Up Piano features a standard 61-key (C3 ~ C8) layout, offering a comprehensive range for musical expression. It includes 128 tones, 128 rhythms, and 45 demo songs to enhance your learning and playing experience. The integrated digital display and control panel provide easy access to various functions.

Image: A person playing the Wendry 61 Keys Roll Up Piano, demonstrating its use on a flat surface.
Key Features:
- 61 standard piano keys (C3 ~ C8)
- 128 Tones and 128 Rhythms
- 45 Demo Songs
- Digital display for easy navigation
- Recording, programming, and playback functions
- Single-finger and multi-finger chord modes
- Keyboard drums, sustain, and tremolo functions
- One-key teaching function for beginners
- Portable and flexible silicone design
- MIDI connectivity for computer and software integration

Image: An illustration highlighting the upgraded features of the 61-key roll-up piano, including the number of keys, tones, rhythms, and demo songs, along with volume, tempo, and playback controls.
3. Setup
3.1 Unpacking and Placement
- Carefully remove the roll-up piano from its packaging.
- Unroll the silicone keyboard completely on a flat, stable surface. Ensure there are no creases or folds that could affect key response.
- Place the control panel unit on a stable part of the surface, ensuring it is easily accessible.

Image: The roll-up piano shown in its compact, rolled-up form, illustrating its portability.
3.2 Power Supply
The piano can be powered in two ways:
- AAA Batteries: Insert 4 x AAA batteries (not included) into the battery compartment located on the underside of the control panel. Ensure correct polarity.
- External Power Adapter: Connect a compatible AC power adapter (DC 5V) to the 'DC 5V' port on the side of the control panel.

Image: An illustration detailing the USB rechargeable dry cell battery option and the professional thickened design of the keys, including their height and width.
3.3 Connecting External Devices
- Headphones/External Speakers: Connect headphones or external speakers to the 'HEAD PHONE / AUDIO' jack for private practice or amplified sound.
- MIDI Connection: Use a MIDI cable to connect the 'MIDI OUT' port to a computer or other MIDI-compatible devices for advanced music production or learning software (e.g., GarageBand, FL Studio).

Image: The roll-up piano connected to a computer and mobile devices, demonstrating its MIDI connectivity for easy song creation and use with supported software.
4. Operating Instructions
4.1 Power On/Off and Volume
- Press the POWER button on the control panel to turn the piano on. The digital display will light up.
- Adjust the volume using the VOL+ and VOL- buttons.
- To turn off, press the POWER button again.

Image: A detailed view of the control panel, illustrating the various buttons for functions like rhythm, tone selection, demo songs, recording, and volume control.
4.2 Selecting Tones and Rhythms
- Press the TONE+ or TONE- buttons to cycle through the 128 available tones. The selected tone number will appear on the digital display.
- Press the RHY+ or RHY- buttons to select from the 128 rhythms.
- To start/stop a rhythm, press the START/STOP button.
4.3 Demo Songs
Press the DEMO button to play through the 45 built-in demo songs. Press it again to stop playback or to cycle to the next demo song.
4.4 Recording and Playback
- Press the REC button to enter recording mode. The display may indicate 'REC'.
- Play your desired melody on the keyboard. The piano will record your key presses.
- Press the PLAY button to stop recording and play back your recorded melody.
4.5 Chord Functions
- Single-Finger Chord: Press the SINGLE button. Play a single bass note on the left side of the keyboard to generate a corresponding chord.
- Multi-Finger Chord: Press the FINGER button. Play a full chord with multiple fingers on the left side of the keyboard.
4.6 Other Functions
- Sustain: Press the SUSTAIN button to add a sustain effect to the notes. Press again to deactivate.
- Tremolo: Press the TREMOLO button for a tremolo effect. Press again to deactivate.
- Keyboard Drums: Press the DRUM button to activate keyboard drum mode, allowing you to play drum sounds on the keys.
- One-Key Teaching: Press the ONE KEY button to activate the teaching mode, which guides you through playing demo songs.
- Tempo Adjustment: Use the TEMPO+ and TEMPO- buttons to adjust the speed of rhythms and demo songs.
5. Maintenance
Proper care will ensure the longevity and optimal performance of your roll-up piano.
- Cleaning: Wipe the silicone keyboard and control panel with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and mild soap, then wipe dry immediately. Avoid harsh chemicals or abrasive cleaners.
- Storage: When not in use, roll up the piano gently and store it in its original packaging or a protective bag. Avoid sharp objects that could puncture the silicone. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: If using batteries, remove them if the piano will not be used for an extended period to prevent leakage.
- Avoid Excessive Force: Do not apply excessive force to the keys or control buttons.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound |
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| Keys not responding |
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| Distorted sound |
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| MIDI connection issues |
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7. Specifications

Image: A diagram illustrating the physical dimensions of the roll-up piano, including length and width.
| Feature | Detail |
|---|---|
| Model Number | 738588615568 |
| Number of Keys | 61 (C3 ~ C8) |
| Tones | 128 |
| Rhythms | 128 |
| Demo Songs | 45 |
| Power Source | 4 x AAA Batteries (not included) or DC 5V AC Adapter |
| Connectivity | MIDI, Headphone/Audio Out, Audio In |
| Supported Software | GarageBand, FL Studio (via MIDI) |
| Product Dimensions | Approximately 12.99 x 9.45 x 3.15 inches (33 x 24 x 8 cm) |
| Item Weight | Approximately 3.19 pounds (1.45 kg) |
| Material | Soft Silicone |
| Skill Level | Beginner |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or contact the seller directly. Keep your proof of purchase for any warranty claims.
9. Important Safety Information
- Do not expose the piano to water or excessive moisture.
- Avoid placing the piano near heat sources or in direct sunlight for prolonged periods.
- Use only the specified power adapter (DC 5V) to prevent damage.
- Keep out of reach of small children to prevent accidental ingestion of small parts or damage to the device.
- Do not attempt to disassemble or modify the piano. This will void the warranty.