1. Introduction
This user manual provides comprehensive instructions for the setup, operation, and maintenance of your Ultimate Ears MEGABLAST portable speaker. The MEGABLAST is designed to deliver powerful 360-degree sound with integrated Amazon Alexa voice control, offering both Wi-Fi and Bluetooth connectivity. Its robust, waterproof design makes it suitable for various environments.
2. Product Overview and Features
The Ultimate Ears MEGABLAST is a high-performance portable speaker engineered for exceptional audio quality and versatility. Key features include:
- Ultimate Sound: Delivers intensely rich 360° sound with stunning clarity and heart-pounding bass.
- Hands-Free Amazon Alexa Voice Control: Access Alexa features like music playback, information retrieval, and smart home control via voice commands when connected to Wi-Fi or a mobile hotspot.
- Wi-Fi and Bluetooth Connectivity: Seamless streaming via Wi-Fi for extended range and features, or standard Bluetooth for direct device connection.
- Waterproof and Durable: IP67 rated, allowing immersion in water up to 1 meter for 30 minutes. Designed to withstand drops and rugged use.
- Multi-Speaker Pairing: Connect up to 8 MEGABLAST and BLAST speakers for a more immersive audio experience or 2 speakers for stereo mode.
- Long Battery Life: Up to 16 hours of continuous playback on a single charge.

Figure 2.1: Front view of the Ultimate Ears MEGABLAST speaker, showcasing its iconic volume controls.

Figure 2.2: Side view of the MEGABLAST speaker, highlighting its durable mesh fabric.

Figure 2.3: Top view of the MEGABLAST, showing the power button and status indicator.
3. What's in the Box
Upon unboxing your Ultimate Ears MEGABLAST, ensure all the following components are present:
- Ultimate Ears MEGABLAST Speaker
- USB Cable
- Power Adapter
- User Guide (this document)

Figure 3.1: All components included with the Ultimate Ears MEGABLAST speaker.
4. Setup
4.1 Charging Your Speaker
Before initial use, fully charge your MEGABLAST speaker. Connect the provided USB cable to the speaker's charging port and the power adapter, then plug it into a wall outlet. The LED indicator will show charging status.
4.2 Connecting via Bluetooth
- Power on your MEGABLAST speaker by pressing the power button on the top.
- Press and hold the Bluetooth button (small button near the power button) until you hear an audible tone and the LED flashes rapidly.
- On your mobile device, navigate to Bluetooth settings and select "MEGABLAST" from the list of available devices.
- Once connected, the speaker will confirm with an audible tone and the LED will glow solid.
4.3 Connecting via Wi-Fi and Alexa Setup
For Wi-Fi connectivity and Amazon Alexa functionality, download the Ultimate Ears app and the Amazon Alexa app on your smartphone or tablet. Follow the in-app instructions to connect your MEGABLAST to your Wi-Fi network and link your Amazon account for Alexa services.
Video 4.1: Getting Started with Ultimate Ears BLAST and MEGABLAST speakers in 5 Easy Steps. This video provides a quick guide to initial setup and features.
5. Operating Your Speaker
5.1 Basic Controls
- Power Button: Located on the top of the speaker. Press to turn on/off.
- Volume Buttons: Large '+' and '-' symbols on the front. Press to adjust volume.
- Bluetooth Button: Small button near the power button. Press to initiate Bluetooth pairing.
- Magic Button: Located on the top. Press once to play/pause music. Double-press to skip tracks. Long-press to activate Alexa.

Figure 5.1: Top controls of the MEGABLAST speaker, including the Magic Button.
5.2 Using Amazon Alexa
With your MEGABLAST connected to Wi-Fi and your Amazon account, simply say "Alexa" followed by your command. The speaker's light ring will illuminate to indicate Alexa is listening. You can ask Alexa to play music, check the weather, set alarms, control smart home devices, and more.
5.3 PartyUp Mode (Multi-Speaker Connection)
To amplify your sound, you can connect multiple Ultimate Ears BLAST and MEGABLAST speakers using the Ultimate Ears app. Open the app, select PartyUp, and drag available speakers into your group. This allows for synchronized playback and an immersive audio experience.
Video 5.2: Official product video showcasing the Ultimate Ears MEGABLAST's features, including its waterproof design and multi-speaker connectivity.
6. Maintenance
6.1 Cleaning Your Speaker
To clean your MEGABLAST, use a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the speaker's finish and waterproof seals. Ensure the charging port is dry before charging.
6.2 Water Resistance Care
While the MEGABLAST is IP67 rated waterproof, it is important to ensure the charging port cover is securely closed before exposing the speaker to water. After exposure to chlorinated or saltwater, rinse the speaker with fresh water and allow it to air dry completely before charging.
6.3 Battery Care
For optimal battery life, avoid fully discharging the speaker frequently. Charge the speaker regularly, even if not in constant use. Store the speaker in a cool, dry place when not in use for extended periods.
7. Troubleshooting
If you encounter issues with your MEGABLAST speaker, refer to the following common solutions:
- No Power: Ensure the speaker is fully charged. Try a different USB cable and power adapter.
- Bluetooth Connectivity Issues: Ensure the speaker is in pairing mode. Forget the device on your phone's Bluetooth settings and re-pair. Move closer to the speaker.
- Wi-Fi/Alexa Issues: Verify your Wi-Fi network is active and the speaker is within range. Check your internet connection. Ensure the Ultimate Ears app and Amazon Alexa app are up to date. Re-run the Wi-Fi setup process in the Ultimate Ears app.
- Poor Sound Quality: Ensure the speaker is not obstructed. Adjust volume on both the speaker and your connected device. Check for firmware updates via the Ultimate Ears app.
- Speaker Not Responding: Perform a soft reset by holding down the power button for about 15 seconds until the speaker restarts.
Video 7.1: A short preview video demonstrating the MEGABLAST's features, which can help in identifying proper operation.
8. Specifications
| Model Name | MEGABLAST |
| Model Number | 984-000912 |
| Speaker Type | Outdoor |
| Connectivity Technology | Wireless, Bluetooth, Wi-Fi |
| Wireless Communication Technology | Bluetooth, Wi-Fi |
| Bluetooth Range | 45 Meters (150 ft) |
| Wi-Fi Range | 100 Meters (330 ft) |
| Battery Life | 16 Hours |
| Water Resistance Level | IP67 (Waterproof, immersible up to 1m for 30 mins) |
| Item Weight | 3.8 Pounds |
| Product Dimensions | 5.6 x 10.1 x 5.5 inches |
| Color | Blue Steel |
| Manufacturer | Logitech |
9. Warranty Information
The Ultimate Ears MEGABLAST speaker comes with a Limited Warranty. For detailed terms and conditions, please refer to the official Ultimate Ears website or the warranty card included with your product. Keep your proof of purchase for warranty claims.
10. Support
For further assistance, technical support, or to access the latest firmware updates for your MEGABLAST speaker, please utilize the Ultimate Ears app. You can also visit the official Ultimate Ears support website for FAQs and contact information.
Official Ultimate Ears Store: Visit Store





