1. Introduction
The JBL Xtreme is a portable wireless Bluetooth speaker designed to deliver powerful stereo sound. It features a splash-proof design, allowing for use in various environments without concern for rain or spills. The speaker also includes a noise and echo-cancelling speakerphone for clear calls and a built-in rechargeable battery that doubles as a power bank for charging external devices.
Key features include:
- Dual external passive radiators for enhanced bass.
- Splash-proof construction for outdoor and poolside use.
- Integrated speakerphone for hands-free calls.
- High-capacity rechargeable battery with up to 15 hours of playtime.
- Dual USB ports for charging external devices.
- Ability to wirelessly connect up to three smartphones or tablets.
2. What's in the Box
Upon unpacking your JBL Xtreme speaker, please ensure all items are present:
- JBL Xtreme Portable Wireless Bluetooth Speaker (Blue)
- Power Adapter
- Shoulder Strap
- Quick Start Guide
- Safety Sheet
3. Product Overview
Familiarize yourself with the speaker's components and controls.

Image: The JBL Xtreme speaker in blue, showcasing its cylindrical design and fabric finish.
3.1 Top Panel Controls
- Bluetooth Button: Press to enter Bluetooth pairing mode.
- Volume Down Button: Decreases audio volume.
- Power Button: Press to turn the speaker on or off.
- JBL Connect Button: Press to link with other JBL Connect-enabled speakers.
- Volume Up Button: Increases audio volume.
- Play/Pause Button: Controls audio playback (play/pause, skip tracks, answer/end calls).
3.2 Rear Panel Connections (Under Zipper)
- Power Input: Connect the power adapter for charging.
- USB Ports (x2): For charging external devices (power bank function).
- Auxiliary Input (3.5mm): For wired audio connection.
4. Setup
4.1 Charging the Battery
Before initial use, fully charge the JBL Xtreme speaker. Connect the included power adapter to the power input port located under the rear zipper, then plug it into a wall outlet. The LED indicators will show the charging status. A full charge takes approximately 3.5 hours.
4.2 Powering On/Off
Press the Power Button on the top panel to turn the speaker on or off. A distinct audio cue will indicate the power status.
4.3 Bluetooth Pairing
- Turn on the JBL Xtreme speaker.
- Press the Bluetooth Button on the top panel. The LED indicator will flash blue, indicating it is in pairing mode.
- On your smartphone or tablet, navigate to the Bluetooth settings.
- Select 'JBL Xtreme' from the list of available devices.
- Once connected, the Bluetooth LED will glow solid blue, and an audio confirmation will sound.
The speaker can remember up to three paired devices. To connect a new device, repeat the pairing process.
4.4 JBL Connect (Wireless Linking)
The JBL Xtreme features JBL Connect, allowing you to wirelessly link two JBL Connect-enabled speakers together for an enhanced audio experience. This can create a stereo pair or simply amplify the sound.
- Ensure both JBL Connect-enabled speakers are powered on.
- Press the JBL Connect Button on the first speaker.
- Press the JBL Connect Button on the second speaker within 30 seconds.
- The speakers will automatically connect. Once connected, they will play audio in sync.
5. Operating Instructions
5.1 Playing Audio
- Play/Pause: Press the Play/Pause Button once.
- Skip Track Forward: Double-press the Play/Pause Button.
- Skip Track Backward: Triple-press the Play/Pause Button.
- Volume Adjustment: Use the Volume Up and Volume Down buttons on the speaker, or control from your connected device.
5.2 Speakerphone Functionality
When connected to a smartphone, the JBL Xtreme can be used as a speakerphone.
- Answer Call: Press the Play/Pause Button once.
- End Call: Press the Play/Pause Button once during a call.
- Reject Call: Press and hold the Play/Pause Button for 2 seconds.
5.3 Power Bank Feature
The JBL Xtreme can charge external devices via its dual USB ports.
- Open the zipper on the rear panel to access the USB ports.
- Connect your device's USB charging cable to one of the speaker's USB ports.
- Ensure the JBL Xtreme is powered on. Charging will begin automatically.
5.4 Water Resistance
The JBL Xtreme is splash-proof, meaning it can withstand splashes and light rain. It should not be submerged in water. If the speaker gets wet, ensure the rear zipper is securely closed to protect the ports.

Image: The JBL Xtreme speaker being splashed with water, demonstrating its splash-proof capability.
6. Maintenance
6.1 Cleaning
To clean the speaker, gently wipe it with a soft, damp cloth. Do not use harsh chemicals or abrasive materials. The splash-proof design allows for rinsing under tap water, but ensure all ports are sealed by the zipper before doing so, and do not submerge the speaker.
6.2 Storage
Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, charge the battery to approximately 50% to help maintain battery health.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on | Battery is depleted | Connect the speaker to the power adapter and charge it. |
| No sound from speaker | Volume is too low or muted; Device not connected | Increase volume on speaker and connected device; Ensure Bluetooth connection is established. |
| Bluetooth pairing fails | Speaker not in pairing mode; Device too far; Interference | Press Bluetooth button to enter pairing mode; Move device closer to speaker; Turn off other Bluetooth devices. |
| Poor audio quality via Bluetooth | Device too far; Obstructions; Low battery | Move device closer; Remove obstructions; Charge the speaker. |
| Cannot charge external device | Speaker not powered on; Cable issue | Ensure speaker is on; Try a different USB cable. |
7.1 Factory Reset
If the speaker is experiencing persistent issues, a factory reset may resolve them. Consult the official JBL support website or contact customer service for specific instructions on performing a factory reset for your model, as this procedure can vary.
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | JBLXTREMEBLUUS |
| Dimensions (H x W x D) | 7.8"D x 12.5"W x 7.8"H |
| Item Weight | 4.65 pounds |
| Connectivity Technology | Bluetooth, Wireless |
| Bluetooth Range | Up to 10 meters (33 feet) |
| Speaker Type | Woofer, Tweeter, Bluetooth |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 40 Watts |
| Frequency Response | 20 KHz (upper limit, lower limit not specified) |
| Battery Type | Rechargeable Li-ion |
| Battery Capacity | 10000 mAh |
| Charging Time | Approximately 3.5 hours |
| Playtime | Up to 15 hours (varies by volume level and audio content) |
| Water Resistance Level | Splash-proof (not submersible) |
| Included Components | JBL Xtreme Portable Wireless Bluetooth Speaker (Blue) |
9. Warranty and Support
9.1 Warranty Information
The JBL Xtreme Portable Wireless Bluetooth Speaker comes with a Limited Warranty. Please refer to the warranty card included in your product packaging or visit the official JBL website for detailed terms and conditions regarding warranty coverage, duration, and claims.
9.2 Customer Support
For further assistance, technical support, or service inquiries, please visit the official JBL support website or contact their customer service department. You can find contact information and FAQs on the JBL Store on Amazon or the main JBL website.





