Introduction
This manual provides essential information for the setup, operation, maintenance, and troubleshooting of your Devialet Phantom II 98 dB Compact Wireless Speaker. Please read these instructions carefully to ensure optimal performance and longevity of your device.

Image: The Devialet Phantom II 98 dB speaker in iconic white, showcasing its unique design.
Setup
1. Unboxing and Contents
Carefully remove all items from the packaging. Verify that the following components are included:
- Devialet Phantom II 98 dB Speaker
- 1 Power Cord
- Quick Start Guide
2. Power Connection
Connect the provided power cord to the power input on the rear of the Phantom II speaker. Plug the other end into a suitable wall outlet. The speaker will power on automatically.
3. Initial Setup with Devialet App
For full functionality and control, download the Devialet App on your smartphone or tablet. The app guides you through the initial setup process, including connecting to your Wi-Fi network and configuring settings.

Image: A smartphone displaying the Devialet app interface, illustrating easy setup and control options.
4. Connectivity Options
The Phantom II supports various connectivity methods:
- Wi-Fi: For high-quality streaming and multi-room audio via the Devialet App.
- Bluetooth: For direct wireless connection from compatible devices.
- AirPlay: For streaming from Apple devices.
- UPnP: Universal Plug and Play for network streaming.
- Optical: Digital audio input for external sources.
- Analog: 3.5mm jack for analog audio input.
Operating Instructions
1. Basic Controls
The Phantom II features intuitive touch controls located on the top surface of the speaker. These allow for basic functions such as volume adjustment, play/pause, and track skipping.

Image: Top view of the Devialet Phantom II, highlighting the integrated touch controls for playback management.
2. Audio Playback
Once connected, you can stream audio from various sources. Use the Devialet App to select your preferred input and manage your music. The speaker supports services like Spotify Connect.
3. Multi-Room Functionality
The Phantom II is designed for multi-room audio setups. Using the Devialet App, you can pair multiple Phantom speakers to create a synchronized audio experience throughout your home.
4. Advanced Audio Technologies
Your Phantom II speaker incorporates several advanced technologies for superior sound:
- ADH (Analog Digital Hybrid): Combines analog amplification's sophistication with digital amplification's power and compactness for clarity.
- HBI (Heart Bass Implosion): Delivers ultra-dense sound with physical impact down to 18Hz through hermetically sealed architecture and dual lateral woofers.
- SAM (Speaker Active Matching): A mathematical model ensuring extreme fidelity by processing information for precise reproduction of rhythm and tempo.
- ACE (Active Cospherical Engine): Ensures perfect sound balance regardless of listening angle.
Maintenance
1. General Care
To maintain the appearance and performance of your Phantom II, avoid exposing it to extreme temperatures, direct sunlight, or high humidity. Do not place heavy objects on the speaker.
2. Cleaning
Wipe the speaker's exterior with a soft, dry, lint-free cloth. Do not use abrasive cleaners, solvents, or chemical sprays, as these can damage the finish. Ensure the speaker is unplugged before cleaning.
Troubleshooting
If you encounter issues with your Devialet Phantom II, refer to the following common solutions:
- No Power: Ensure the power cord is securely connected to both the speaker and a working electrical outlet.
- No Sound: Check the volume level on the speaker and your source device. Verify that the correct input source is selected in the Devialet App.
- Connectivity Issues (Wi-Fi/Bluetooth): Restart the speaker and your source device. Ensure the speaker is within range of your Wi-Fi router or Bluetooth device. Re-establish the connection through the Devialet App or your device's Bluetooth settings.
- Distorted Sound: Reduce the volume. Ensure the audio source is of good quality. Check for any physical obstructions around the speaker.
- App Not Detecting Speaker: Ensure your smartphone/tablet is connected to the same Wi-Fi network as the speaker. Restart the app and the speaker.
For persistent issues, consult the Devialet support website or contact customer service.
Specifications

Image: Visual summary of the Devialet Phantom II's core specifications.
| Feature | Detail |
|---|---|
| Model Name | Devialet Phantom II |
| Speaker Type | Multi Room |
| Special Feature | Dolby TrueHD |
| Recommended Uses | Indoor/Outdoor |
| Compatible Devices | Smartphone, Tablet |
| Subwoofer Diameter | 5.25 Inches |
| Surround Sound Channel Configuration | 2.0 |
| Color | Iconic White |
| Product Dimensions | 6.2"D x 8.6"W x 6.6"H |
| Item Weight | 9.5 Pounds |
| Is Waterproof | FALSE |
| Control Method | App |
| Wireless Communication Technology | Airplay, Bluetooth, Wi-Fi |
| Power Source | Corded Electric |
| Signal-to-Noise Ratio | 98 dB |
| Speaker Maximum Output Power | 400 Watts |
| Connectivity Technology | Bluetooth, Wi-Fi |
| Audio Output Mode | Stereo |
| Mounting Type | Tabletop Mount |
Warranty Information
The Devialet Phantom II comes with a Limited Warranty. For specific terms and conditions, please refer to the warranty documentation included with your product or visit the official Devialet website.
EU spare part availability duration is 2 years.
Support and Contact
For further assistance, technical support, or to explore additional products and accessories, please visit the official Devialet website or contact their customer service department.
You can also visit the Devialet Store on Amazon for more information.