1. Introduction
Thank you for choosing the Philips SPA3808 Wired/Wireless Computer Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker to ensure optimal performance and longevity. The SPA3808 combines a stylish wood grain design with advanced audio technology, offering HIFI sound quality, 3D sound effects, and versatile connectivity options for an enhanced audio experience.

2. Key Features
- High-Fidelity (HIFI) Sound Quality: Delivers rich, clear, and immersive audio with 3D surround sound effects.
- Built-in Sound Card: Enhances audio processing for superior sound output.
- Versatile Connectivity: Supports both wired (USB) and wireless (Bluetooth V5.1) connections.
- Integrated Phone Bracket Groove: Conveniently holds your mobile device.
- Elegant Design: Features a wood grain finish for a sophisticated aesthetic.
- Knob Style Volume Control: Intuitive rotary knob for volume adjustment and mode switching.
- Effective Anti-Magnetic Interference: Wooden box construction helps reduce resonance and noise for purer sound.
- Plug and Play: Simple setup with a single USB cable for both power and audio when connected to a computer.
- Atmosphere Lights: Indicator lights provide visual cues for operating modes.

3. Setup Instructions
3.1 Unpacking
Carefully remove the speaker from its packaging. Ensure all components are present:
- Philips SPA3808 Speaker Unit
- USB Cable (integrated or separate, typically for power and data)
3.2 Placement
Place the speaker on a stable, flat surface near your computer or audio source. The integrated phone bracket groove is designed to hold your mobile device securely.
3.3 Wired Connection (USB)
- Locate the USB cable connected to or provided with the speaker.
- Plug the USB-A end of the cable into an available USB port on your computer or laptop.
- The speaker is designed for "plug and play" functionality, meaning it should be automatically recognized by your operating system and ready for use.
- The USB connection provides both power and audio signal, simplifying cable management.

3.4 Wireless Connection (Bluetooth V5.1)
- Ensure the speaker is powered on (via USB connection).
- Press the mode switching button (part of the rotary knob) to switch to Bluetooth mode. An indicator light will typically illuminate to confirm Bluetooth mode.
- On your mobile device or computer, enable Bluetooth and search for available devices.
- Select "Philips SPA3808" (or similar name) from the list of devices to pair.
- Once paired, the speaker will confirm the connection, and you can play audio wirelessly.

4. Operating Instructions
4.1 Power On/Off
The speaker powers on automatically when connected via USB. To turn off, disconnect the USB cable. Some models may have a power function integrated into the rotary knob (press and hold).
4.2 Volume Control
The large rotary knob on the top of the speaker controls the volume. Rotate clockwise to increase volume and counter-clockwise to decrease volume.

4.3 Mode Switching
The rotary knob also functions as a mode switch. Press the knob to cycle between available modes, typically "Sound Card Mode" (USB wired) and "Wireless Mode" (Bluetooth). Indicator lights will guide you to the active mode.

4.4 Using the Phone Bracket Groove
The integrated groove on top of the speaker is designed to hold your smartphone or tablet, providing a convenient viewing angle while listening to audio.

4.5 Video Demonstration
Watch this video for a visual guide on the features and operation of the Philips SPA3808 speaker.
5. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's exterior. Do not use liquid cleaners or aerosols, as they may damage the finish or internal components.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Moisture: This speaker is not waterproof. Keep it away from water and high humidity to prevent damage.
- Handle with Care: Avoid dropping the speaker or subjecting it to strong impacts.
6. Troubleshooting
- No Sound:
- Ensure the USB cable is securely connected to both the speaker and your computer.
- Check if the speaker is powered on (indicator lights should be active).
- Verify the volume knob is turned up.
- If using Bluetooth, ensure the speaker is in Wireless Mode and successfully paired with your device.
- Check your computer's audio output settings to ensure the Philips SPA3808 is selected as the default playback device.
- Test with another audio source or device to rule out source issues.
- Distorted Sound:
- Reduce the volume on both the speaker and your audio source.
- Ensure the audio source is not playing at an excessively high volume level.
- Check for any physical obstructions or damage to the speaker drivers.
- Bluetooth Pairing Issues:
- Ensure the speaker is in Bluetooth pairing mode (indicator light blinking).
- Make sure your device's Bluetooth is enabled and within range (typically up to 10 meters).
- Forget the device from your phone's Bluetooth settings and try pairing again.
- Ensure no other devices are currently connected to the speaker via Bluetooth.
7. Specifications

| Feature | Specification |
|---|---|
| Product Model | SPA3808 |
| Wireless Version | V5.1 |
| Rated Power | 3W * 2 |
| Power Input | 5V/1A (USB) |
| Product Size (L x W x H) | 37 x 9.5 x 7 cm (14.56 x 3.74 x 2.75 in) |
| Net Weight | 0.77 KG |
| Signal to Noise Ratio | ≥65dB |
| Frequency Response | 100Hz-18KHz |
| Wire Rod Length | 140 cm (55.11 in) |
| Material | Wood (Cabinet) |
| Channels | 2 (2.0) |
| Sound Mode | Stereo Sound Mode |
| Audio Crossover | Two-Way |
| Number of Loudspeaker Enclosure | 1 |

8. User Tips
No specific user tips were available from reviews or Q&A. However, general tips for optimizing your speaker experience include:
- Optimal Placement: For the best stereo sound, place the speaker centrally in front of you, ideally at ear level.
- Cable Management: Utilize the single USB cable for a tidy desktop setup.
- Volume Balance: Adjust volume both on your source device and the speaker for optimal sound without distortion.
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official Philips website or contact your local Philips customer service center. Keep your purchase receipt as proof of purchase for any warranty claims.