Introduction
Thank you for purchasing the MONODEAL Portable Rechargeable CD Player. This versatile device offers multiple playback options including CD, Bluetooth, USB, and FM radio, along with built-in speakers and a remote control for convenient use at home, in your car, or outdoors. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your device.

Image: The MONODEAL Portable Rechargeable CD Player shown with its remote control, highlighting its compact design and portability.
Safety Information
- Do not expose the device to extreme temperatures, humidity, or direct sunlight.
- Avoid dropping or subjecting the device to strong impacts.
- Keep out of reach of children.
- Use only the provided power adapter and charging cable.
- Do not attempt to disassemble or repair the device yourself. Contact customer support for assistance.
- This product comes with a 1-year warranty.
Package Contents
Please check the package contents to ensure all items are present:
- CD Player (Model: HCD-12)
- Remote Control
- User Manual
- 3.5mm male to male audio jack cable
- USB charging cable
- Desk stand
- Wall-mounted plate
- Power adapter
- Wall-mounted accessories (screws, anchors)

Image: A visual representation of all items included in the MONODEAL CD Player package, laid out on a surface.
Product Overview
Familiarize yourself with the various components and ports of your MONODEAL CD Player:

Image: Detailed diagram of the CD player, highlighting key features such as the status display, control buttons, and various input/output ports.
- Status Display: Shows current mode, track number, and time.
- Remote Control Light Sensor: Receives signals from the remote control.
- Charging Indicator: Lights up during charging.
- VOL-: Decrease volume.
- Mode: Switches between CD, Bluetooth, FM, and USB modes.
- Previous: Skips to the previous track/station.
- VOL+: Increase volume.
- Next: Skips to the next track/station.
- Pause/Play: Starts or pauses playback.
- Stop: Stops playback.
- CD Cover Open Button: Releases the CD cover.
- Charging Port (DC IN 5V): Connects to the power adapter for charging.
- Power ON/OFF Switch: Manual switch to turn the device on or off.
- AUX IN: 3.5mm audio input for external devices.
- USB IN: USB port for playing music from a flash drive.
- Earphone Jack: 3.5mm output for headphones.
Setup
Charging the Device
The CD player has a built-in 2000 mAh rechargeable battery. To charge, connect the USB charging cable to the Charging Port (DC IN 5V) on the side of the player and the other end to the provided power adapter. Plug the adapter into a wall outlet. The Charging Indicator will illuminate during charging. A full charge takes approximately 4 hours.
Using the Desk Stand
Insert the provided desk stand into the slot on the bottom of the CD player to prop it up for tabletop use. Ensure it is stable before placing the player.
Wall Mounting
To mount the CD player on a wall:
- Choose a suitable location on a wall.
- Use the wall-mounted plate as a template to mark the drilling points.
- Drill holes and insert the wall anchors.
- Secure the wall-mounted plate using the provided screws.
- Carefully slide the CD player onto the mounted plate until it clicks securely into place.
Video: An official product video demonstrating the features and usage of the MONODEAL CD Player, including its wall-mountable design and remote control functionality.
Operation
Power ON/OFF
To turn the CD player ON or OFF, use the manual Power ON/OFF Switch located on the side of the device. This switch provides a convenient way to control power without needing to unplug the cable.
CD Playback
- Press the CD Cover Open Button to open the disc cover.
- Insert a CD (CD, CD-R, CD-RW, MP3, HDCD formats are supported) with the label side facing up.
- Close the disc cover. The player will automatically begin reading the disc.
- Use the Play/Pause button to pause or resume playback.
- Use the Previous/Next buttons to skip tracks.
- Adjust volume using the VOL- and VOL+ buttons on the device or remote.
Play Modes
Press the "MODE" button on the device or remote to cycle through 5 play modes:
- Play in order: Plays tracks sequentially.
- Repeat a track: Repeats the current track.
- Repeat all: Repeats all tracks on the disc.
- A-B Repetition: Repeats a specific section of a track.
- Shuffle: Plays tracks in a random order.

Image: Illustration of the various playback modes available on the CD player, including sequential play, repeat, A-B repeat, and shuffle, along with supported disc formats.
Bluetooth Connection (Receiver Only)
The MONODEAL CD player features a built-in Bluetooth receiver, allowing it to function as a Bluetooth speaker. It can connect with Bluetooth-enabled devices such as cellphones, tablets, MP3 players, and MP4 players. Note: This CD player does not have a Bluetooth transmitter function and cannot connect to other Bluetooth speakers or headphones via Bluetooth.
- Turn on the CD player.
- Press the "MODE" button until "BT" appears on the status display.
- Enable Bluetooth on your external device (e.g., smartphone, tablet).
- Search for "MONODEAL HCD-12" in your device's Bluetooth settings and pair.
- Once connected, you can play audio from your external device through the CD player's speakers.

Image: A diagram illustrating how the CD player's Bluetooth receiver connects to various devices like smartphones, tablets, laptops, and PCs.
USB Playback
You can play music files in MP3 format directly from a USB flash drive.
- Insert a USB flash drive into the USB IN port.
- Press the "MODE" button until "USB" appears on the status display.
- The player will automatically detect and begin playing music files from the USB drive.
FM Radio
The CD player includes a built-in FM radio.
- Press the "MODE" button until "FM" appears on the status display.
- Use the Previous/Next buttons to tune to different FM stations.
Remote Control Usage
The included remote control allows for convenient operation from a distance. Ensure the remote is pointed towards the Remote Control Light Sensor on the CD player for optimal response.
- Power Button: Turns the player on/off (soft power).
- Mode Button: Switches between playback modes.
- Play/Pause, Stop, Previous, Next Buttons: Control media playback.
- VOL+/VOL- Buttons: Adjust volume.
- A-B Button: Activates A-B repeat function.
- PROG Button: For programming CD playback order.
- Repeat Button: Cycles through repeat modes.
- EQ Button: Adjusts equalizer settings (e.g., Pop, Jazz, Classic).
Maintenance
- Clean the device with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Keep the CD player's disc area free from dust and debris. The built-in dust cover helps protect discs.
- Store the device in a cool, dry place when not in use.
- If the device will not be used for an extended period, fully charge it before storage and recharge it every few months to maintain battery health.

Image: A comparison highlighting the MONODEAL CD Player's dust cover and built-in rechargeable battery, emphasizing its convenience and protection features.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is depleted; Power switch is OFF. | Charge the device; Ensure the Power ON/OFF switch is in the "ON" position. |
| Remote control is not working. | Low battery in remote; Remote not aimed correctly; Obstruction. | Replace remote batteries; Aim remote directly at the sensor near the VOL- button; Remove any obstructions between remote and player. |
| CD skipping or not playing. | Dirty or scratched CD; Incorrect disc format; Player is unstable. | Clean the CD; Ensure disc is supported format (CD, CD-R, CD-RW, MP3, HDCD); Place player on a stable surface. The anti-shock technology helps prevent skipping. |
| Cannot connect via Bluetooth. | Player is not in Bluetooth mode; External device Bluetooth is off; Attempting to connect to Bluetooth headphones/speakers. | Switch player to "BT" mode; Enable Bluetooth on your external device; Remember, this player is a Bluetooth receiver only, not a transmitter. |
| No sound from speakers. | Volume is too low; Mute is active; Headphones are plugged in. | Increase volume; Check if mute is active on remote; Unplug headphones from the Earphone Jack. |
Specifications
- Model Number: HCD-12
- Product Dimensions: 6.5 x 6.5 x 1.3 inches
- Item Weight: 1 pound
- Brand: MONODEAL
- Color: Black
- Connectivity Technology: Bluetooth, Auxiliary, USB
- Special Features: Wireless, Rechargeable, Anti-Shock, Built-in Speakers, Dust Cover, Remote Control, FM Radio
- Battery: Built-in 2000 mAh rechargeable battery
- Supported Disc Formats: CD, CD-R, CD-RW, MP3, HDCD
- USB Playback: Supports MP3 files from USB flash drive
Warranty and Support
The MONODEAL Portable Rechargeable CD Player is covered by a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use.
For technical support, warranty claims, or any questions regarding your product, please contact MONODEAL customer service through the retailer's platform or visit the official MONODEAL website for contact information.
Please retain your proof of purchase for warranty service.





