1. Introduction
This manual provides essential information for the safe and effective use of your Angelet XTS-661 5-Octave Electronic Keyboard. Please read these instructions thoroughly before operating the instrument and retain them for future reference. The Angelet XTS-661 is designed for beginners and features 5 octaves, 200 tones, 200 rhythms, and a digital display.
2. Important Safety Instructions
- Power Source: Use only the specified power adapter. Ensure the voltage matches the requirements of your region.
- Water and Moisture: Do not expose the keyboard to water or excessive moisture. Avoid placing liquids near the instrument.
- Ventilation: Ensure proper ventilation. Do not block ventilation openings.
- Heat Sources: Keep the instrument away from heat sources such as radiators, heat registers, stoves, or other apparatus that produce heat.
- Cleaning: Clean only with a dry cloth. Do not use liquid cleaners or aerosols.
- Servicing: Do not attempt to service this product yourself. Refer all servicing to qualified service personnel.
- Children: This product is suitable for adults and supervised children. Keep small parts away from young children to prevent choking hazards.
3. Package Contents
Verify that all items are present in the package:
- Angelet XTS-661 Electronic Keyboard
- Power Adapter (Corded Electric)
- Music Stand
- User Manual (This document)

4. Setup
4.1 Power Connection
Connect the provided power adapter to the DC IN port on the rear of the keyboard. Plug the other end into a suitable electrical outlet. The keyboard uses a corded electric power source with a three-prong plug.
4.2 Headphone Connection
For private practice, connect headphones (not included) to the 3.5 mm headphone jack located on the rear panel. This will mute the internal speakers.
4.3 Auxiliary Input
The keyboard supports auxiliary connectivity. Use the AUX IN port to connect external audio devices, such as an MP3 player, to play along with your favorite music.

5. Operating Instructions
5.1 Basic Controls Overview

5.2 Power On/Off
Press the POWER button, usually located on the left side of the control panel, to turn the keyboard on or off. The digital display will illuminate when the power is on.
5.3 Adjusting Volume
Use the MASTER VOLUME knob or buttons to adjust the overall sound level of the keyboard. Turn clockwise to increase volume, counter-clockwise to decrease.
5.4 Selecting Tones (200 Tones)
The keyboard offers 200 different tones. To select a tone, press the TONE button, then use the number pad or the +/- buttons to browse through the available tones. The selected tone number will appear on the digital display.
5.5 Selecting Rhythms (200 Rhythms)
There are 200 rhythms available. Press the RHYTHM button, then use the number pad or +/- buttons to select a rhythm. Press START/STOP to begin or end the rhythm playback.
5.6 Using the Digital Display
The digital display shows important information such as the currently selected tone, rhythm, tempo, and other settings. Refer to the display for visual feedback during operation.
5.7 Special Features: Touch-Sensitive Keys
The Angelet XTS-661 features touch-sensitive keys, meaning the volume and timbre of the sound will vary based on how hard you press the keys, allowing for more expressive playing.
5.8 Recording Function
To record your performance, press the REC button. Play your desired melody. Press PLAY to listen to your recorded track. Consult the specific button labels on your keyboard for detailed recording and playback controls.
6. Maintenance
6.1 Cleaning
Wipe the surface of the keyboard with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents, as these can damage the finish. For stubborn dirt, a slightly damp cloth followed by a dry cloth can be used, ensuring no moisture enters the instrument.
6.2 Storage
When not in use, store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, it is recommended to disconnect the power adapter.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers. | Volume is too low. Headphones are connected. Power is off. | Increase master volume. Disconnect headphones. Ensure power is on. |
| Keyboard does not power on. | Power adapter not connected properly. Power outlet not working. | Check power adapter connection. Try a different power outlet. |
| Keys are not responding. | Keyboard may be in a demo mode or a specific setting. | Restart the keyboard. Check the manual for specific mode settings. |
| Rhythm or tone selection not working. | Incorrect button pressed. | Ensure you press the TONE or RHYTHM button before entering a number or using +/-. |
8. Specifications
| Brand Name | Angelet |
| Model Name | XTS-661 |
| Model Number | Xts 661 |
| Instrument Type | Piano / Electronic Keyboard |
| Number of Octaves | 5 Octaves |
| Number of Tones | 200 |
| Number of Rhythms | 200 |
| Display | Digital Display |
| Color | Silver |
| Skill Level | Beginner |
| Special Features | Touch-sensitive keys, elegant design |
| Age Range Description | Adult |
| Supported Software | RM |
| Style | Modern |
| Connector Type | Three-prong plug |
| Connectivity Technology | Auxiliary |
| Power Source | Corded Electric |
| Headphone Jack | 3.5 mm jack |
| Manufacturer | Angelet |
9. Warranty and Support
For warranty information or technical support, please refer to the documentation provided at the time of purchase or contact your retailer. Keep your proof of purchase for any warranty claims.