Introduction
The Logitech UE Mobile Boombox is a portable Bluetooth speaker designed to play music wirelessly from your smartphone or tablet. It also functions as a speakerphone for hands-free voice and video calls. Its compact design and rechargeable battery make it suitable for various environments.

Front view of the Logitech UE Mobile Boombox in black.
Setup
1. Charging the Speaker
Before initial use, fully charge your UE Mobile Boombox. The speaker has a built-in rechargeable battery with an average life of 8 hours and a charge time of 8 hours.
- Locate the micro USB port on the rear of the speaker.
- Connect the provided micro USB cable to the speaker and a USB power source (e.g., wall adapter, computer USB port).
- The charging indicator light will show the charging status.

Rear view of the speaker, highlighting the power switch, micro USB charging port, and auxiliary input.
2. Powering On/Off
- To power on, slide the power switch located on the rear of the speaker to the 'on' position.
- To power off, slide the power switch to the 'off' position.
3. Bluetooth Pairing
- Ensure the speaker is powered on.
- Press and hold the Bluetooth button (circle icon) on the top of the speaker until the Bluetooth indicator light flashes rapidly. This indicates the speaker is in pairing mode.
- On your smartphone or tablet, navigate to the Bluetooth settings.
- Select "UE Mobile Boombox" from the list of available devices.
- Once paired, the Bluetooth indicator light will glow solid blue, and you will hear an audible confirmation.

Top view of the speaker, showing the volume controls (- and +) and the Bluetooth pairing button (circle).
Operating Instructions
Playing Music
- After successful Bluetooth pairing, open your preferred music application on your connected device.
- Music will automatically stream through the UE Mobile Boombox.
- Adjust volume using the '+' and '-' buttons on the top of the speaker or directly from your connected device.
- For devices without Bluetooth, connect using the 3.5mm auxiliary input on the rear of the speaker.
Speakerphone Functionality
The built-in microphone allows you to use the UE Mobile Boombox as a speakerphone for hands-free calls.
- When a call comes in, the music will pause.
- Press the Bluetooth button (circle icon) on the top of the speaker to answer the call.
- To end the call, press the Bluetooth button again.
Multi-Person Access
The UE Mobile Boombox supports multi-person access, allowing two Bluetooth devices to connect simultaneously and take turns playing music.
- Pair the first device as described above.
- To connect a second device, ensure the first device is paused or disconnected.
- Put the speaker into pairing mode again (press and hold Bluetooth button).
- Pair the second device. Both devices can now control music playback, taking turns as desired.
Features
- Bluetooth Wireless Speaker: Plays music up to 50 feet away from your Bluetooth-enabled smartphone or tablet.
- Multi-person Access: Allows two users to take turns playing music from their Bluetooth devices.
- Ultimate Ears Sound Signature: Two full-range drivers and a passive radiator deliver clear, powerful, and well-tuned sound.
- Doubles as a Speakerphone: Features a built-in microphone for hands-free calls.
- Ultra-portable: Compact design and 10-hour rechargeable battery for music on the go.
Maintenance
- Cleaning: Wipe the speaker with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners.
- Storage: Store the speaker in a cool, dry place when not in use.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge regularly.
- Environmental Protection: While durable, avoid prolonged exposure to extreme temperatures, direct sunlight, or water. This model is not waterproof.
Troubleshooting
- No Power: Ensure the battery is charged. Connect the speaker to a power source using the micro USB cable.
- Cannot Pair Bluetooth:
- Ensure the speaker is in pairing mode (flashing blue light).
- Check that Bluetooth is enabled on your device.
- Move your device closer to the speaker (within 50 feet).
- Try unpairing and re-pairing the device.
- No Sound:
- Check the volume levels on both the speaker and your connected device.
- Ensure the speaker is correctly paired via Bluetooth or connected via the auxiliary cable.
- Poor Sound Quality:
- Move the speaker closer to your device to improve Bluetooth signal strength.
- Ensure there are no obstructions between the speaker and your device.
- Check the audio source for quality issues.
Specifications
| Brand | Logitech |
| Model Name | Mobile Boombox |
| Model Number | 984-000298 |
| Connectivity Technology | Auxiliary, Bluetooth, USB |
| Wireless Technology | Bluetooth |
| Bluetooth Range | 50 Feet |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 24 Watts |
| Speaker Type | Woofer |
| Woofer Diameter | 3 Inches |
| Battery Average Life | 8 Hours |
| Battery Charge Time | 8 Hours |
| Power Source | Battery Powered |
| Item Dimensions (D x W x H) | 3.4"D x 3"W x 7.8"H |
| Item Weight | 1.3 Pounds |
| Material | Plastic |
| Is Waterproof | FALSE |
| Additional Features | Built-in Microphone, Portable |
Official Product Video
Official product video showcasing the features and portability of the Logitech UE Mobile Boombox.
Warranty and Support
The Logitech UE Mobile Boombox comes with a limited warranty. For detailed warranty information, product support, or service inquiries, please refer to the official Logitech website or contact their customer support directly. Keep your proof of purchase for warranty claims.


