Introduction
Thank you for purchasing the KEiiD C02 Bluetooth CD Player Stereo Shelf System. This manual provides essential information for setting up, operating, and maintaining your device. Please read it thoroughly before use to ensure proper functionality and to maximize your listening experience.

Image 1: KEiiD C02 Stereo Shelf System. This image displays the KEiiD C02 stereo shelf system, featuring a dark wood-grain finish on the sides and top, with a black front panel. The front panel includes a central speaker grille, an LED display showing date, time, and standby status, a CD tray slot, and various control buttons and knobs. A remote control is positioned to the left of the main unit.
Package Contents
Ensure all items are present in the package:
- KEiiD C02 Stereo Shelf System Unit
- Remote Control
- Power Adapter
- User Manual (this document)
Controls and Features
Familiarize yourself with the main controls and features of your KEiiD C02 system.
Front Panel Controls
- Volume Knob: Adjusts the audio output level. Includes a MUTE function when pressed.
- Power Button (⏻): Turns the unit on or off.
- CD Slot: Insert CDs for playback.
- Eject Button (⏏): Ejects the CD from the slot.
- Source/Mode Button (⎒): Switches between input sources (CD, FM, Bluetooth, USB, AUX).
- Settings Button (⚙): Accesses system settings.
- Previous Track/Tune Down Button (⏪): Skips to the previous track or tunes down FM frequency.
- Play/Pause Button (⏯): Plays or pauses current audio.
- Next Track/Tune Up Button (⏭): Skips to the next track or tunes up FM frequency.
- Menu/List Button (☰): Accesses menus or lists (e.g., FM presets).
- Bluetooth Button (BT): Activates Bluetooth pairing mode.
- Tuning/Enter Knob: Rotates to navigate menus or tune radio frequencies, press to confirm selections.
Remote Control Functions
The included remote control provides convenient access to all functions. Refer to the button labels on the remote for specific actions.
- Power (⏻): Power On/Off.
- Volume Up/Down (+/-): Adjust volume.
- Mode: Select input source.
- Mute: Mute/Unmute audio.
- Navigation Buttons (Up/Down/Left/Right/Select): For menu navigation and selection. "Select" also functions as "Snooze" for alarms.
- Numeric Keypad (0-9): Direct track selection or FM preset recall.
- Playback Controls (Play/Pause, Previous, Next, Stop): Standard media controls.
- EQ: Access equalizer settings.
- Alarm: Set and manage alarms.
- Sleep: Set sleep timer.
- BT: Activate Bluetooth.
- USB: Select USB source.
- CD: Select CD source.
- FM: Select FM radio source.
- AUX: Select AUX input source.
Setup
1. Power Connection
- Connect the power adapter to the DC IN port on the back of the KEiiD C02 unit.
- Plug the power adapter into a standard wall outlet.
- The unit will enter standby mode, and the LED display will show the current date and time.
2. Initial Setup (Clock & Date)
Upon first power-up or after a power outage, you may need to set the clock and date.
- Press the Settings button (⚙) on the front panel or remote.
- Use the Tuning/Enter knob or remote navigation buttons to select "Time/Date" or similar option.
- Adjust the year, month, day, hour, and minute using the Tuning/Enter knob or navigation buttons. Press the knob or "Select" on the remote to confirm each setting.
- Exit the settings menu.
3. Remote Control Battery Installation
(If applicable, insert batteries into the remote control according to the polarity markings.)
Operating Instructions
Power On/Off
Press the Power button (⏻) on the front panel or remote control to turn the unit on or off (standby mode).
Selecting Input Source
Press the Source/Mode button (⎒) on the front panel repeatedly, or use the dedicated source buttons (CD, FM, BT, USB, AUX) on the remote control to switch between modes.
CD Player Operation
- Select "CD" as the input source.
- Gently insert a CD into the CD slot with the label side facing up. The system will automatically load and begin playback.
- Use the Play/Pause, Previous Track, and Next Track buttons on the front panel or remote for control.
- To eject the CD, press the Eject button (⏏).
FM Radio Operation
- Select "FM" as the input source.
- Auto Scan: Press and hold the Play/Pause button or a specific button on the remote (refer to remote manual) to automatically scan and save available FM stations.
- Manual Tuning: Use the Previous Track/Tune Down and Next Track/Tune Up buttons or the Tuning/Enter knob to manually adjust the frequency.
- Preset Stations: The system supports up to 60 preset stations. Use the numeric keypad on the remote to directly select a preset, or navigate through presets using the Menu/List button and Tuning/Enter knob.
Bluetooth (BT) Operation
- Select "Bluetooth" as the input source. The display will show "Pairing" or "Waiting for connection".
- On your Bluetooth-enabled device (e.g., smartphone), enable Bluetooth and search for available devices.
- Select "KEiiD C02" (or similar name) from the list of devices.
- Once paired, the display will indicate a successful connection, and you can stream audio from your device to the KEiiD C02.
- To disconnect, either disconnect from your device or select another source on the KEiiD C02.
The KEiiD C02 also supports Bluetooth Transmission, allowing you to stream audio (CD, FM) from the system to external Bluetooth headphones or speakers. To activate this, press and hold the BT button on the front panel or remote while in CD or FM mode, then follow the pairing instructions for your external Bluetooth device.
USB Playback
- Insert a USB flash drive into the USB port (location not specified, assume rear or front).
- Select "USB" as the input source.
- The system will automatically detect and play compatible audio files (e.g., MP3).
- Use the playback controls (Play/Pause, Previous, Next) to manage your music.
AUX Input
- Connect an external audio device (e.g., smartphone, MP3 player) to the AUX IN port using a 3.5mm audio cable.
- Select "AUX" as the input source.
- Audio from your connected device will now play through the KEiiD C02 speakers. Control playback from your external device.
Headphone Output
Connect headphones to the headphone output jack for private listening. The main speakers will be muted automatically.
Alarm Clock Settings
The KEiiD C02 features dual alarms with customizable settings.
- Press the Alarm button on the remote or navigate to "Alarm Settings" via the Settings menu.
- Select Alarm 1 or Alarm 2.
- Set the desired alarm time, wake source (CD or FM radio), and alarm volume.
- Choose the alarm schedule (e.g., daily, weekdays, weekends).
- Confirm and activate the alarm.
- When an alarm sounds, press the Snooze button (often the "Select" button on the remote) to temporarily silence it, or press the Power button to turn it off.
Sleep Timer
Set the sleep timer to automatically turn off the unit after a specified duration (15-90 minutes).
- Press the Sleep button on the remote control.
- Repeatedly press the button to cycle through available sleep times (e.g., 15, 30, 45, 60, 90 minutes, OFF).
- The selected time will be displayed, and the unit will power off automatically after that period.
Equalizer (EQ) Settings
Customize your audio experience with the built-in equalizer.
- Press the EQ button on the remote or navigate to "EQ Settings" via the Settings menu.
- Choose from 6 preset EQ modes (e.g., Flat, Rock, Pop, Jazz, Classic, Custom).
- If "Custom" is selected, you can adjust the Bass and Treble levels using the Tuning/Enter knob or navigation buttons.
Maintenance
Cleaning the Unit
- Always unplug the unit from the power outlet before cleaning.
- Use a soft, dry cloth to wipe the exterior surfaces.
- Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
- For the display, use a soft, lint-free cloth.
CD Care
- Handle CDs by their edges to avoid fingerprints and scratches.
- Store CDs in their cases when not in use.
- If a CD is dirty, wipe it gently from the center outwards with a soft, lint-free cloth. Do not use harsh chemicals.
Troubleshooting
If you encounter issues with your KEiiD C02 system, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected; Power outlet not active. | Ensure power adapter is securely connected to the unit and a working wall outlet. |
| No sound | Volume too low; Mute activated; Incorrect input source; Headphones connected. | Increase volume; Deactivate mute; Select correct input source; Disconnect headphones if using speakers. |
| CD not playing | CD inserted incorrectly; CD is dirty or scratched; CD format not supported. | Reinsert CD with label side up; Clean or replace CD; Ensure CD is an audio CD. |
| Bluetooth not connecting | Device not in pairing mode; KEiiD C02 not in Bluetooth mode; Device too far. | Ensure both devices are in pairing mode; Select Bluetooth source on KEiiD C02; Move devices closer (within 10 meters). |
| FM radio static | Weak signal; Antenna not properly positioned. | Adjust the position of the FM antenna (if external) or reposition the unit for better reception. Try manual tuning. |
| Alarm not sounding | Alarm not activated; Alarm volume too low; Incorrect time/date. | Verify alarm settings are correct and activated; Increase alarm volume; Check system time and date. |
Specifications
| Feature | Detail |
|---|---|
| Brand | KEiiD |
| Model Number | C02 |
| Product Dimensions | 10 x 13.2 x 7 inches |
| Item Weight | 10.91 pounds |
| Speaker Type | Stereo |
| Audio Output Mode | Stereo |
| Surround Sound Channel Configuration | 2.0 |
| Speaker Output Power | RMS 30W (2x15W) |
| Connectivity Technology | Bluetooth, AUX, USB |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 10 Meters (approx. 33 feet) |
| Power Source | Corded Electric |
| Control Method | Touch, Remote |
| Included Components | Power adapter, Remote control, User manual |
| Supported Media | CD, FM Radio, USB (MP3), Bluetooth streaming, AUX input |
| Display | LED High-Definition Display (Clock, Date, Track/Radio details) |
| Special Features | Dual Alarms, Sleep Timer, 6 EQ Presets, Custom Bass/Treble, Bluetooth Transmission |
| Specific Uses For Product | Home, Office |
| Is Waterproof | No |
Note: Specifications are subject to change without notice.
Warranty and Support
Warranty Information
The KEiiD C02 Stereo Shelf System is backed by a 1-year limited warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear. Please retain your proof of purchase for warranty claims.
Customer Support
For technical assistance, warranty inquiries, or any questions regarding your KEiiD C02 system, please contact KEiiD customer service. KEiiD offers 24/7 online customer service.
You can find more information and contact details on the official KEiiD store page: KEiiD Store on Amazon.




