1. Introduction
Thank you for purchasing the COOPERS WP-03B Portable Bluetooth Speaker. This speaker is designed for portability and durability, featuring IPX5 dustproof and waterproof capabilities, clear sound, and versatile connectivity options. This manual provides essential information for safe and effective use of your device.
2. Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Avoid prolonged exposure to water beyond its IPX5 rating. Do not submerge the speaker.
- Keep the speaker away from children and pets.
- Use only the provided charging cable or a certified Type-C cable for charging.
- Do not attempt to disassemble, repair, or modify the speaker. This will void the warranty.
- Dispose of the battery and speaker according to local regulations.
3. Package Contents
Please check the package for the following items:
- COOPERS WP-03B Portable Bluetooth Speaker
- USB Type-C Charging Cable
- Strap (attached to speaker)
- Key Holder (attached to speaker)
- Instruction Manual
4. Product Overview
Familiarize yourself with the speaker's components:
Image: Side view of the COOPERS WP-03B speaker showing the Type-C charging port, AUX input, and MicroSD card slot.
- Power Button: Press and hold to power on/off.
- Play/Pause Button: Controls music playback and call functions.
- Volume Up (+) Button: Increases volume. Short press for next track.
- Volume Down (-) Button: Decreases volume. Short press for previous track.
- Mode Button: Switches between Bluetooth, MicroSD, and AUX modes.
- Type-C Charging Port: For charging the speaker.
- MicroSD Card Slot: For playing music directly from a MicroSD card.
- AUX Input: For wired connection to audio devices.
- Microphone: For hands-free calling. Located at the bottom.
- LED Indicator: Displays connection status and charging.
5. Setup
5.1. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB Type-C cable to the speaker's charging port and a compatible USB power adapter (not included). The LED indicator will show charging status and turn off when fully charged. A full charge provides up to 12 hours of playback.
5.2. Power On/Off
- To Power On: Press and hold the Power button until you hear an audible prompt and the LED indicator lights up.
- To Power Off: Press and hold the Power button until you hear an audible prompt and the LED indicator turns off.
5.3. Bluetooth Pairing
The speaker uses Bluetooth version 5.3 for stable connections up to 10 meters.
Image: The COOPERS WP-03B speaker connected wirelessly to a smartphone via Bluetooth.
- Ensure the speaker is powered on and in Bluetooth pairing mode (the LED indicator will flash).
- On your device (smartphone, tablet, PC), enable Bluetooth and search for available devices.
- Select "COOPERS WP-03B" from the list.
- Once connected, the speaker will emit an audible confirmation, and the LED indicator will stop flashing and remain solid.
5.4. TWS (True Wireless Stereo) Pairing
You can connect two COOPERS WP-03B speakers for a stereo sound experience.
Image: A COOPERS WP-03B speaker with sound waves emanating, representing stereo audio output.
- Ensure both WP-03B speakers are powered on and not connected to any Bluetooth device.
- On one speaker (this will be the primary speaker), double-press the Power button. The speaker will enter TWS pairing mode.
- The two speakers will automatically connect to each other. You will hear a confirmation tone once connected.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 5.3. Both speakers will play audio in stereo.
6. Operating Instructions
6.1. Basic Controls
- Play/Pause: Short press the Play/Pause button.
- Volume Up: Long press the '+' button.
- Volume Down: Long press the '-' button.
- Next Track: Short press the '+' button.
- Previous Track: Short press the '-' button.
6.2. Hands-free Calling
With the built-in microphone, you can make and receive calls when connected via Bluetooth.
- Answer Call: Short press the Play/Pause button.
- End Call: Short press the Play/Pause button during a call.
- Reject Call: Long press the Play/Pause button.
- Tip for clearer calls: For improved microphone pickup, it is recommended to remove the silicone rubber cover at the bottom of the speaker during calls.
6.3. MicroSD Card Playback
Insert a MicroSD card (up to 32GB, FAT32 format) with music files into the MicroSD card slot. The speaker will automatically switch to MicroSD mode and begin playback. If not, press the Mode button to switch.
6.4. AUX Input Playback
Connect an audio device to the speaker's AUX input using a 3.5mm audio cable (not included). The speaker will automatically switch to AUX mode. If not, press the Mode button to switch.
6.5. Automatic LED Lights
The speaker features automatic LED lights that illuminate during operation, adding a visual element to your audio experience.
Image: Multiple COOPERS WP-03B speakers displaying various LED light colors.
7. Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the ports free of dust and debris.
- Store the speaker in a cool, dry place when not in use for extended periods.
- Charge the speaker at least once every three months to maintain battery health.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Speaker is not in pairing mode; device Bluetooth is off; speaker is already connected to another device. | Ensure speaker is in pairing mode (flashing LED). Turn on device Bluetooth. Disconnect from other devices. |
| No sound. | Volume too low; incorrect mode selected; device not playing audio. | Increase speaker and device volume. Press Mode button to select correct input. Ensure audio is playing on your device. |
| MicroSD playback starts at max volume. | This is a known characteristic for some units when starting MicroSD playback. | Immediately reduce volume using the '-' button upon starting MicroSD playback. |
| TWS pairing fails. | Speakers are too far apart; one speaker is already connected to a device. | Ensure speakers are close to each other. Disconnect both speakers from any Bluetooth devices before initiating TWS pairing. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | COOPERS |
| Model Number | WP-03B |
| Connectivity Technology | Bluetooth (v5.3), AUX |
| Bluetooth Range | Up to 10 meters |
| Speaker Max Output | 5 Watts |
| Frequency Response | 60 GHz |
| Audio Output Mode | Monaural (TWS for Stereo) |
| Impedance | 4 Ohms |
| Battery Capacity | 1000 mAh |
| Max Playback Time | Up to 12 hours |
| Waterproof Rating | IPX5 (Dustproof and Water Resistant) |
| Microphone | Built-in (1 microphone) |
| Compatible Devices | Smartphones, Tablets, PCs, TVs |
| Item Dimensions (D x W x H) | 4 x 7.5 x 7.5 cm |
| Item Weight | 135 grams |
| Exterior Material | Plastic |
| Included Components | Power cable |
| Country of Origin | China |
10. Warranty and Support
The COOPERS WP-03B Portable Bluetooth Speaker comes with a 1-year manufacturer's limited warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use.
The warranty does not cover:
- Damage caused by misuse, abuse, accident, or neglect.
- Damage from unauthorized repair or modification.
- Normal wear and tear.
For warranty claims or technical support, please contact your retailer or the manufacturer directly with your proof of purchase.