Introduction
Welcome to the Kuephom Portable CD Player Boombox. This versatile device offers multiple audio playback options including CD, MP3, FM radio, Bluetooth, USB, and TF card support. Designed for both home and portable use, it features stereo speakers and a rechargeable battery for extended listening enjoyment. Please read this manual thoroughly to ensure proper operation and care of your new device.
Important Safety Information
- Warning: Do not expose this appliance to rain or moisture.
- Caution: To prevent electric shock, do not open the casing. Refer all servicing to qualified personnel.
- Avoid placing the unit near heat sources such as radiators, heat registers, stoves, or other apparatus that produce heat.
- Use only attachments/accessories specified by the manufacturer.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the appliance.
- Unplug this appliance during lightning storms or when unused for long periods of time.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Ensure proper ventilation when operating the unit.
- Do not insert foreign objects into the unit.
- Keep the unit away from strong magnetic fields.
- Dispose of batteries properly according to local regulations.
Package Contents
Please check that all items are present:
- Kuephom Portable CD Player Boombox (Model W15)
- USB Charging Cable
- Power Adapter
- User Manual
Product Overview
Familiarize yourself with the main components and controls of your CD player boombox.

Figure 1: Front View - This image displays the main unit with its top-loading CD compartment open, revealing a CD. The front panel features control buttons for playback (play/pause, skip), a mode button, an LCD screen showing track time, and a large rotary volume knob. Two speaker grilles are visible at the bottom.

Figure 2: Rear View - The rear of the boombox is shown, highlighting the extendable FM antenna. Below the antenna, from left to right, are the USB port, TF (Micro SD) card slot, DC 5V IN power input, and a headphone jack. The speaker grilles are also visible from this angle.
Controls and Ports:
- Play/Pause Button (►▮▮): Press to play or pause audio playback.
- Previous/Rewind Button (◀◀): Press to go to the previous track or rewind the current track.
- Next/Fast Forward Button (►►): Press to go to the next track or fast forward the current track.
- Mode Button (M): Press to switch between CD, FM Radio, Bluetooth, USB, and TF card modes.
- Repeat/Random Button (↺): Press to cycle through repeat modes (repeat one, repeat all) or enable random playback (shuffle).
- Volume Knob (MIN-MAX): Rotate to adjust the volume level. Also serves as the power on/off switch.
- LCD Display: Shows current mode, track number, time, and FM frequency.
- CD Compartment: Top-loading tray for inserting audio CDs.
- FM Antenna: Extendable antenna for improved FM radio reception.
- USB Port: For playing MP3/WMA files from a USB flash drive (up to 32GB).
- TF Card Slot: For playing MP3/WMA files from a TF (Micro SD) card (up to 32GB).
- DC 5V IN Port: Power input for charging the internal battery or operating the unit via the included power adapter.
- Headphone Jack (🎧): For private listening with wired headphones.
Setup
1. Powering the Unit
Your Kuephom CD player boombox comes with a built-in rechargeable Lithium Ion battery. Before first use, it is recommended to fully charge the battery.
- Connect the provided USB charging cable to the DC 5V IN port on the back of the unit.
- Connect the other end of the USB cable to the power adapter, and plug the adapter into a standard wall outlet.
- The LCD display will indicate charging status. Charging typically takes 3-4 hours for a full charge.
- Alternatively, the unit can be powered directly from the wall adapter without battery charge.

Figure 3: Charging Options - This image illustrates the versatility of charging the boombox. It can be charged using a standard wall charger, a car charger (via a USB car adapter, not included), or a portable power bank, making it convenient for both indoor and outdoor use.
2. Turning On/Off
To turn the unit on, rotate the Volume Knob clockwise from the MIN position. To turn off, rotate the Volume Knob counter-clockwise to the MIN position until it clicks.
Operating Modes
Press the Mode (M) button repeatedly to cycle through the available playback modes: CD, FM Radio, Bluetooth, USB, and TF Card.

Figure 4: 5 Play Modes - This graphic highlights the five primary playback modes of the Kuephom boombox: CD Player, Bluetooth, FM Radio, TF Card, and USB Input, emphasizing its multi-functional capabilities.
1. CD Playback
- Open the CD compartment lid by gently lifting it.
- Place an audio CD or MP3 CD onto the spindle, label side up.
- Close the CD compartment lid firmly.
- Press the Mode (M) button until "CD" appears on the LCD display.
- The CD will begin playing automatically. If not, press the Play/Pause (►▮▮) button.
- Use the Previous (◀◀) and Next (►►) buttons to skip tracks.
- Press and hold the Previous (◀◀) or Next (►►) buttons to fast forward or rewind.
- Press the Repeat/Random (↺) button to cycle through repeat modes (Repeat One, Repeat All) or enable random (shuffle) playback.
2. Bluetooth Playback
- Press the Mode (M) button until "BT" appears on the LCD display. The unit will enter Bluetooth pairing mode, indicated by a flashing "BT".
- On your Bluetooth-enabled device (e.g., smartphone, tablet), turn on Bluetooth and search for available devices.
- Select "Kuephom W15" from the list of devices.
- Once paired, "BT" will stop flashing and remain solid. You can now play audio from your device through the boombox.
- Use the playback controls on your connected device or the boombox's Play/Pause (►▮▮), Previous (◀◀), and Next (►►) buttons to control playback.

Figure 5: CD Player & Bluetooth Speaker Functionality - This image demonstrates the dual functionality of the device, showing it first as a standalone CD player and then as a Bluetooth speaker, with a smartphone successfully paired to it. This highlights its versatility for different audio sources.
3. FM Radio Operation
- Extend the FM antenna on the back of the unit for optimal reception.
- Press the Mode (M) button until "FM" appears on the LCD display.
- To auto-scan and save stations: Press and hold the Play/Pause (►▮▮) button. The unit will automatically scan for available FM stations and save them as presets (up to 30 stations).
- To tune to a saved preset station: Use the Previous (◀◀) and Next (►►) buttons to navigate through the saved presets.

Figure 6: FM Stereo Radio - This image focuses on the FM radio feature, showing the digital display tuned to a frequency and indicating the availability of 30 presets. The extendable antenna is also visible, emphasizing its radio capabilities.
4. USB/TF Card Playback
The unit supports MP3 and WMA audio formats from USB flash drives and TF (Micro SD) cards up to 32GB.
- Insert a USB flash drive into the USB port or a TF card into the TF card slot on the back of the unit. Ensure the antenna is moved out of the way if necessary.
- Press the Mode (M) button until "USB" or "TF" appears on the LCD display.
- The unit will automatically detect and begin playing audio files from the inserted storage device.
- Use the Play/Pause (►▮▮), Previous (◀◀), and Next (►►) buttons to control playback.
- Press the Repeat/Random (↺) button to cycle through repeat modes or enable random playback.
5. Headphone Use
For private listening, connect standard 3.5mm headphones to the headphone jack on the back of the unit. The internal speakers will automatically mute when headphones are connected.
Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the exterior of the unit. Do not use abrasive cleaners or solvents.
- CD Care: Handle CDs by their edges. Keep them clean and free of scratches. Use a soft, lint-free cloth to wipe CDs from the center outwards.
- Storage: When not in use for extended periods, store the unit in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Recharge the unit regularly, even if not in constant use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Battery is depleted or power adapter is not connected properly. | Ensure the volume knob is rotated clockwise to turn on. Connect the power adapter and charge the unit. |
| CD is skipping or not playing. | CD is dirty, scratched, or inserted incorrectly. | Clean the CD with a soft cloth. Ensure the CD is placed correctly in the compartment. Try a different CD. |
| Poor FM radio reception. | Antenna not extended or weak signal. | Fully extend the FM antenna. Try repositioning the unit for better signal. |
| Bluetooth device cannot pair. | Unit is not in pairing mode or device is too far. | Ensure the unit is in "BT" mode and flashing. Move your Bluetooth device closer to the boombox. Disconnect other Bluetooth devices. |
| USB/TF card not recognized. | Unsupported file format or card capacity. | Ensure files are MP3 or WMA format. Check that the card capacity is 32GB or less. Reinsert the card/drive. |
Specifications
- Model: W15
- Brand: Kuephom
- Product Dimensions (L x W x H): 6.3 x 6.3 x 4.2 inches
- Item Weight: 1.9 pounds
- Power Input: DC 5V
- Battery: 1 Lithium Ion battery (included)
- Battery Playtime: 6-10 hours (approx., varies with usage)
- Supported Disc Formats: CD, CD-R, CD-RW, MP3 CD
- Supported USB/TF Card Formats: MP3, WMA (up to 32GB)
- FM Radio Frequency Range: 87.5 - 108 MHz
- Speaker Type: Built-In Stereo Speakers
- Headphone Jack: 3.5mm
Warranty and Support
Kuephom products are designed and manufactured to the highest quality standards. For any questions, technical support, or warranty claims, please contact Kuephom customer service through the retailer where you purchased the product or visit the official Kuephom website for more information.
Please retain your proof of purchase for warranty purposes.




