Product Overview
The Ultimate Ears WONDERBOOM 3 is an ultra-portable Bluetooth speaker designed for robust outdoor use. It delivers surprisingly big 360-degree stereo sound with crisp audio and booming bass. Engineered for durability, it is waterproof, dustproof, and floatable, making it ideal for various environments.
- Bigger 360° Sound: Enjoy immersive audio from all directions.
- Outdoor Boost: Instantly boosts loudness and clarity with audio tuned for outdoor listening.
- 14 Hours of Boom: Extended battery life for prolonged music playback.
- Waterproof, Dustproof, and Floatable: IP67 rated, allowing submersion in 1m of water for 30 minutes and protection from dust. It also floats for easy retrieval.
- Double Up for Stereo: Wirelessly pair two WONDERBOOM 3 speakers for even louder, true stereo sound.
- Durable, Portable, with Range: Dirt resistant, drop-proof from 5 ft (1.5 m), and features a handy loop for portability. Offers a wireless range of 131 ft (40 m).
- Made with Recycled Plastic: Plastic parts in WONDERBOOM 3 are made with a minimum of 31% post-consumer recycled plastic.

Figure 1: Ultimate Ears WONDERBOOM 3 in Active Black.
Setup
Charging the Speaker
Before first use, ensure your WONDERBOOM 3 is fully charged. Locate the micro USB charging port on the bottom of the speaker, protected by a weather door. Open the door and connect the provided USB cable to a power source.

Figure 2: Micro USB charging port with weather door.
Initial Pairing (Bluetooth)
- Power On: Press the power button located on the top of the speaker. You will hear an audible power-on sound.
- Enter Pairing Mode: Press and hold the Bluetooth button (small circle icon) on the top of the speaker until you hear a tone and the LED light starts blinking rapidly.
- Connect Device: On your smartphone or tablet, go to Bluetooth settings and select 'WONDERBOOM 3' from the list of available devices. Once connected, you will hear a confirmation tone.

Figure 3: Top controls for power and Bluetooth pairing.
Operating the Speaker
Basic Controls
- Volume Control: Use the large '+' and '-' buttons on the front of the speaker to adjust the volume.
- Play/Pause: Short press the central button on the top of the speaker to play or pause music.
- Skip Track: Double press the central button on the top of the speaker to skip to the next track.

Figure 4: Volume control buttons on the speaker's front.
Outdoor Boost Mode
For enhanced sound clarity and loudness in outdoor environments, press the 'Outdoor Boost' button located on the bottom of the speaker. This optimizes the audio for open spaces.

Figure 5: WONDERBOOM 3 in an outdoor setting, highlighting Outdoor Boost feature.
Double Up for Stereo Sound
To create a more immersive audio experience, you can pair two WONDERBOOM 3 speakers together for stereo sound. Press the central button on the top of both speakers simultaneously to initiate Double Up mode. Press once to double up and press again for true stereo from both speakers, with left and right channels.

Figure 6: Two WONDERBOOM 3 speakers demonstrating the Double Up feature.
Maintenance
Cleaning
To clean your WONDERBOOM 3, use a soft, damp cloth. Avoid using harsh chemicals or abrasive materials, as these can damage the speaker's finish or fabric. Ensure the charging port's weather door is securely closed before cleaning or exposing to water.
Waterproof and Dustproof Care
The WONDERBOOM 3 is IP67 rated, meaning it can be submerged in 1 meter of water for up to 30 minutes and is protected from dust. Always ensure the charging port's weather door is completely sealed before exposing the speaker to water or dust. After exposure to water, allow the speaker to air dry completely before charging.

Figure 7: WONDERBOOM 3 demonstrating its waterproof and floatable features.
Troubleshooting
Connectivity Issues
- Speaker Not Pairing: Ensure the speaker is in pairing mode (blinking Bluetooth LED). Check your device's Bluetooth settings and try forgetting the device and re-pairing.
- No Sound: Check the volume levels on both the speaker and your connected device. Ensure the speaker is within the 131 ft (40 m) wireless range.
- Intermittent Connection: Move the speaker closer to your device. Avoid obstacles that may interfere with the Bluetooth signal.
Battery and Charging
- Speaker Not Charging: Ensure the USB cable is securely connected to both the speaker and the power source. Try a different USB port or power adapter.
- Short Battery Life: Reduce the volume level. Ensure the speaker is fully charged before use.
Specifications
| Feature | Detail |
|---|---|
| Model Name | WB3 |
| Material | Plastic |
| Speaker Type | Outdoor |
| Connectivity Technology | Bluetooth, USB |
| Wireless Range | 40 Meters (131 ft) |
| Battery Life | 14 Hours |
| IP Rating | IP67 (Waterproof & Dustproof) |
| Drop Proof | 5 ft / 1.5 m |
| Product Dimensions | 4.65"D x 4.53"W x 4.65"H |
| Item Weight | 0.55 Kilograms (1.21 pounds) |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 5 Watts |
What's in the Box
Your Ultimate Ears WONDERBOOM 3 package includes:
- Ultimate Ears WONDERBOOM 3 wireless portable Bluetooth speaker (bungee attached)
- USB cable
- Documentation (quick start guide)

Figure 8: WONDERBOOM 3 and included USB cable.
Warranty and Support
The Ultimate Ears WONDERBOOM 3 comes with a Manufacturer Warranty. For detailed warranty information and support, please refer to the documentation included in your product packaging or visit the official Ultimate Ears website.





