1. Introduction
Thank you for choosing the AFEXOA Night Light Bluetooth Speaker Alarm Clock. This versatile device combines multiple functions into one compact unit, serving as a Bluetooth speaker, night light, alarm clock, and sound machine. This manual provides detailed instructions to help you set up, operate, and maintain your new device.
Product Features:
- Multi-functional Design: Bluetooth 4.0 Hifi Speaker, White Noise Machine, Sleep Sound Machine with Timer, Multi-color Touch Control LED Lamp, Kids Night Light, and Bedside Alarm Clock.
- Hi-Fi Stereo Sound: Equipped with high-power drivers for clear, undistorted sound and powerful bass.
- Sensitive Touch Activated Lamp: Easily switch between 3-level brightness warm white lights, breathing lights with multi-color cycles, and 48 RGB dynamic colors. Features a music light mode that synchronizes with music rhythm.
- Digital Alarm Clock & Snooze: LED display with 12/24 hour mode. Set custom alarm ringtones using USB Flash Drive or Micro SD Card. Snooze function available.
- 16 Soothing Sounds & Sleep Timer: Includes 4 white noise, 2 fan sounds, 2 lullaby sounds, and 8 natural sounds. Features a 15, 30, or 60-minute sleep timer.
- MP3 Player Support: Compatible with USB Flash Drive and Micro SD/TF Card input for playing music.
2. Product Overview
The AFEXOA Night Light Bluetooth Speaker Alarm Clock features a compact, square design with a touch-sensitive top and a control panel on the front. The base houses the digital time display and various input ports.

Figure 2.1: Front view of the AFEXOA Night Light Bluetooth Speaker Alarm Clock, showcasing its sleek design and various color modes.
Components and Controls:
- Touch-Sensitive Top: Controls light brightness and color modes.
- Front Control Panel: Contains buttons for power, alarm settings, sleep mode, volume/track control, and Bluetooth pairing.
- Digital LED Display: Shows time, alarm status, and mode indicators.
- Rear Ports: Includes Micro SD card slot, USB Host port, and Type-C charging port.

Figure 2.2: Detailed view of the control buttons and input ports on the device.
3. Setup
Charging the Device:
Before first use, fully charge the device. Connect the provided Type-C USB cable to the charging port on the back of the unit and plug the other end into a compatible USB power adapter (not included). The charging time is approximately 6 hours.
Setting Time and Date:
- Press the 'Set' button (usually indicated by a clock icon) to enter time setting mode.
- Use the 'Previous/Volume Down' and 'Next/Volume Up' buttons to adjust the hours and minutes.
- Press the 'Set' button again to confirm each setting and move to the next.
- The device supports 12-hour and 24-hour time formats. Refer to the quick start guide for specific button combinations to switch between formats.
4. Operating Instructions
Bluetooth Speaker Mode:
To connect your device via Bluetooth:
- Turn on the speaker.
- Press the 'BT' button on the control panel to enter Bluetooth pairing mode. The display will show 'BT' and a blinking Bluetooth icon.
- On your smartphone or other Bluetooth-enabled device, search for 'DY28S' in the Bluetooth settings.
- Select 'DY28S' to pair. Once connected, you will hear an audible confirmation, and the Bluetooth icon will stop blinking.
- You can now play audio from your connected device through the speaker.
Video 4.1: Demonstrates Bluetooth connection and audio playback.
MP3 Player Mode (USB/SD Card):
The speaker supports playing music directly from a USB flash drive or Micro SD/TF card.
- Insert your USB flash drive into the 'USB HOST' port or your Micro SD/TF card into the 'Micro SD' slot on the back of the device.
- The speaker will automatically switch to MP3 player mode and begin playing music. If it doesn't, press the 'Mode' button (often combined with the power button or a dedicated 'M' button) to cycle through modes until MP3 mode is active.
- Use the 'Previous/Volume Down' and 'Next/Volume Up' buttons to navigate tracks and adjust volume.
Light Control:
The integrated LED lamp offers various lighting options:
- Warm White Light: Lightly tap the touch-sensitive top of the speaker to cycle through 3 levels of warm white brightness (low, medium, high).
- RGB Color Changing: Long press the touch-sensitive top to activate the breathing light mode, which cycles through 48 RGB dynamic colors. Release your finger when the desired color is displayed to fix it.
- Music Light Mode: In this mode, the light color will synchronize with the rhythm of the music being played, creating a dynamic visual experience.

Figure 4.1: Adjusting warm white light brightness by tapping the top of the lamp.

Figure 4.2: The lamp displaying various breathing and ambient RGB colors.
Video 4.2: Demonstrates the touch control for light brightness and color changing features.
Alarm Clock Function:
Set your wake-up time and choose your preferred alarm sound.
- Setting Alarm: Press the 'Alarm' button (usually indicated by an alarm clock icon) to enter alarm setting mode. Use the 'Previous/Volume Down' and 'Next/Volume Up' buttons to adjust the alarm time. Press 'Alarm' again to confirm.
- Custom Ringtones: If a USB drive or Micro SD card with music is inserted, you can select your favorite song as the alarm ringtone. Follow the on-screen prompts or refer to the quick start guide for specific steps.
- Snooze Function: When the alarm sounds, tap the touch-sensitive top of the speaker to activate snooze. The alarm will sound again after 9 minutes. Press any other button to stop the alarm.

Figure 4.3: The alarm clock mode gradually wakes you up with lights and sounds.
Soothing Sounds & Sleep Timer:
The device offers 16 soothing sounds to aid relaxation and sleep, including:
- 4 White Noise sounds
- 2 Fan sounds
- 2 Lullaby sounds
- 8 Natural sounds (e.g., insect, fire, bird, waves, raining, water flow, vacuum cleaner, wind)
To activate and set the sleep timer:
- Press the 'Sleep' button (indicated by a bed icon) to cycle through the available soothing sounds.
- Press the 'Timer' button (often combined with the sleep button or a separate button) to set the sleep timer for 15, 30, or 60 minutes. The natural sounds and lights will automatically turn off when the timer expires.

Figure 4.4: The device offers 16 soothing sounds to help with sleep.
5. Maintenance
- Cleaning: Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in constant use.
- Water Resistance: This device is NOT waterproof. Avoid exposure to water or high humidity.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is low or depleted. | Charge the device fully. |
| Bluetooth not connecting. | Device is not in pairing mode; previously paired device is connected; too far from source. | Ensure device is in BT pairing mode. Disconnect from other devices. Move closer to the speaker. |
| No sound from speaker. | Volume is too low; incorrect mode selected; audio source issue. | Increase volume on both speaker and source. Ensure correct mode (BT/MP3) is selected. Check audio on source device. |
| Light not responding to touch. | Touch area is dirty; internal malfunction. | Clean the touch-sensitive top. If issue persists, contact support. |
| Alarm does not sound. | Alarm not set correctly; volume too low. | Verify alarm settings and ensure alarm volume is adequate. |
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | DY28S |
| Brand | AFEXOA |
| Dimensions (D x W x H) | 3.78" x 3.78" x 4.53" |
| Item Weight | 1.21 pounds (550 Grams) |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Power Source | Battery Powered (1 CR2032 battery included) |
| Charging Time | 6 Hours |
| Connectivity Protocol | Bluetooth |
| Speaker Output Power | 10 Watts |
| Light Type | LED (Warm White, 48 RGB Colors) |
| Control Method | Touch, Buttons |
| Soothing Sounds | 16 (White Noise, Fan, Lullaby, Natural) |
| Sleep Timer | 15, 30, 60 minutes |
| Water Resistance Level | Not Water Resistant |
8. Warranty and Support
Warranty Information:
This product comes with a Limited Warranty. Please retain your proof of purchase for any warranty claims. The manufacturer is Shenzhen Xinyiheng Digital Co., Ltd.
Customer Support:
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact the retailer or manufacturer's customer service. Refer to the product packaging or purchase documentation for specific contact details.




