Introduction
This manual provides instructions for the MangoKit CD-X Portable CD Player. This device allows you to enjoy your favorite audio CDs, MP3, and WMA files on the go, with versatile connectivity options including Bluetooth 5.3, wired headphones, and AUX output. It features a rechargeable battery and anti-skip protection for uninterrupted listening.
Safety Information
- Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the device to strong impacts.
- Do not attempt to disassemble or repair the device yourself. Contact customer support for assistance.
- Use only the provided charging cable and a compatible power adapter (5V/1A recommended, not included) to charge the device.
- Keep the device away from water and other liquids.
- When using headphones, adjust the volume to a moderate level to prevent hearing damage.
Package Contents
Verify that all items are present in the package:
- 1 x MangoKit CD-X Portable CD Player
- 1 x Wired Earphones
- 1 x USB Type-C Charging Cable
- 1 x 3.5mm to 3.5mm AUX Cable
- 1 x User Manual

The MangoKit CD-X Portable CD Player and its included accessories, ready for use.
Product Overview
The MangoKit CD-X features an intuitive layout for easy operation.
Front Panel Controls:
- EQ Button: Press to cycle through equalizer sound modes.
- PROG Button: Used for programming track playback order.
- REP Button: Cycles through repeat modes (repeat one, repeat all, random).
- Previous/Rewind Button: Short press for previous track, long press to rewind.
- Play/Pause Button: Starts or pauses playback.
- Next/Fast Forward Button: Short press for next track, long press to fast forward.
- Stop Button: Stops playback.
- M/TX Button: Mode/Bluetooth Transmit button.
- LCD Display: Shows track number, time, battery status, and mode.
Side Panel Ports and Switches:
- DC 5V CHARGE Port: USB Type-C input for charging.
- POWER OFF/ON Switch: Turns the device on or off.
- Headphone Jack (3.5mm): Connect wired headphones or AUX cable.
- VOL- / VOL+: Volume control buttons.
- TF CARD Slot: For playing MP3/WMA files from a TF card.

Detailed view of the MangoKit CD-X Portable CD Player's controls and ports.
Setup
1. Charging the Player
Before first use, fully charge the device.
- Connect the USB Type-C charging cable to the DC 5V CHARGE port on the player.
- Connect the other end of the USB cable to a compatible USB power adapter (5V/1A recommended, not included) or a computer's USB port.
- The battery indicator on the LCD display will show charging status. It will indicate full when charging is complete.
A full charge provides up to 12 hours of playback.

The CD player's compact design and long battery life for portable use.
2. Inserting a CD
- Gently slide the "OPEN" switch to open the CD compartment lid.
- Place the CD with the label side facing up onto the center spindle.
- Press the CD gently until it clicks into place.
- Close the CD compartment lid firmly until it latches.
3. Connecting Headphones or AUX Cable
- For wired listening, plug the included earphones or your own 3.5mm headphones into the headphone jack.
- To connect to an external speaker or car audio system, use the included 3.5mm AUX cable. Plug one end into the player's headphone jack and the other end into the AUX input of your external device.

Connecting the CD player to a car audio system using the AUX cable.
4. Bluetooth Pairing (for Headphones/Earphones)
The CD-X player supports Bluetooth 5.3 for wireless audio transmission to Bluetooth headphones or earphones.
- Ensure the CD player is powered on and a CD is inserted.
- Turn on your Bluetooth headphones/earphones and put them into pairing mode (refer to your headphone's manual for specific instructions).
- On the CD player, long press the M/TX button. The Bluetooth icon on the LCD display will flash, indicating it's searching for devices.
- Once paired, the Bluetooth icon will stop flashing and remain solid. You can now play audio wirelessly.
Note: Bluetooth is for connecting to headphones/earphones only and does not support car audio systems directly via Bluetooth. Use the AUX cable for car audio.

The CD player's Bluetooth feature for wireless headphone connection.
Operating Instructions
Power On/Off
Slide the POWER OFF/ON switch to "ON" to turn on the player. Slide to "OFF" to turn it off.
Basic Playback
- After inserting a CD and powering on, the player will automatically start reading the disc.
- Press the Play/Pause button to start or pause playback.
- Press the Next button to skip to the next track.
- Press the Previous button to go back to the beginning of the current track or to the previous track.
- Long press the Next button for fast forward.
- Long press the Previous button for rewind.
- Press the Stop button to stop playback.
Volume Control
Use the VOL+ and VOL- buttons on the side of the player to adjust the volume level.
EQ (Equalizer) Settings
Press the EQ button repeatedly to cycle through different sound modes (e.g., Bass, Pop, Jazz, Rock, Classic).
Repeat and Program Modes
Press the REP button repeatedly to select playback modes:
- REP 1: Repeats the current track.
- ALL: Repeats all tracks on the disc.
- RAND: Plays tracks in random order.
- INTRO: Plays the first 10 seconds of each track (if available).
Program Playback
- In stop mode, press the PROG button. The display will show "PROG" and "01".
- Use the Previous or Next buttons to select the desired track number.
- Press PROG again to confirm the track and move to the next program slot.
- Repeat steps 2-3 to program up to 20 tracks.
- Press the Play/Pause button to start programmed playback.
Anti-Skip Protection
The player features electronic skip protection: 100 seconds for standard CDs and 180 seconds for MP3 CDs. This function helps maintain continuous playback during movement or minor shocks.
Playing MP3/WMA CDs or TF Card
When an MP3/WMA CD is inserted or a TF card with MP3/WMA files is inserted into the TF CARD slot, the player will automatically detect the file type. Use the navigation buttons to browse folders and tracks.

The CD player is ideal for language learning and listening to audiobooks.
Maintenance
Cleaning the Device
Wipe the player with a soft, dry cloth. Do not use abrasive cleaners or solvents.
Cleaning the Lens
If the player experiences reading errors, use a specialized CD lens cleaning disc (not included) to clean the laser lens.
Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- If the device will not be used for an extended period, charge it at least once every three months.
Troubleshooting
| Problem | Solution |
|---|---|
| Player does not turn on. | Ensure the POWER switch is in the "ON" position. Check if the battery is charged; connect to power if necessary. |
| No sound. | Check headphone connection. Adjust volume. Ensure headphones are properly paired if using Bluetooth. |
| Disc skipping or not playing. | Ensure the CD is clean and free of scratches. Make sure the CD is inserted correctly. Try a different CD. Clean the laser lens. |
| Bluetooth pairing fails. | Ensure your Bluetooth headphones are in pairing mode and close to the player. Turn off and on both devices and try again. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | CD-X |
| Brand | MangoKit |
| Dimensions | 14 x 14 x 2.8 cm |
| Weight | 400 g |
| Battery | 2000 mAh Rechargeable (up to 12 hours playback) |
| Connectivity | Bluetooth 5.3, AUX (3.5mm Jack) |
| Supported Audio Formats | CD, CD-R, CD-RW, MP3, WMA |
| Anti-Skip Protection | 100 seconds (CD), 180 seconds (MP3) |
| Components Included | CD Player, Earphones, USB Type-C Cable, AUX Cable, User Manual |
Warranty and Support
MangoKit products come with a standard manufacturer's warranty. For detailed warranty information, technical support, or any questions regarding your CD player, please refer to the contact information provided on the product packaging or visit the official MangoKit website.
Product Videos
This video provides a visual overview of the MangoKit CD-X Portable CD Player, showcasing its design, features, and various usage scenarios.