1. Einleitung
Thank you for choosing the YEAHBOX Sonic Boom MAX Bluetooth Speaker. This powerful portable speaker is designed to deliver an immersive audio experience with its 300W peak output, massive bass, and dynamic RGB lighting. Built with IPX66 waterproof rating, it's perfect for both indoor and outdoor use. This manual provides detailed instructions on how to set up, operate, and maintain your speaker to ensure optimal performance and longevity.

2. Lieferumfang
Upon unboxing your Sonic Boom MAX speaker, please ensure all the following items are present:
- YEAHBOX Sonic Boom MAX Bluetooth Speaker
- Kurzanleitung
- Garantiekarte
- Charging Cable (not explicitly listed but implied for a battery-powered device)
3. Produktmerkmale
The Sonic Boom MAX is equipped with advanced features for an unparalleled audio experience:
- 300W Peak / 200W RMS Deepest Dynamic Bass: Delivers extreme dynamic and powerful bass and treble for an immersive listening experience.
- Dynamische RGB-Beleuchtung: Adjustable lighting that syncs with music, creating a vibrant atmosphere.
- Verlängerte Akkulaufzeit: Built-in 30000mAh high-capacity battery for hours of playback.
- Fortschrittliche Bluetooth-Technologie: Bluetooth 5.3 for stable connection and extended range.
- Exclusive One-Button BASS Function: Instantly enhance bass for a more impactful sound.
- TWS Pairing Function: Connect two speakers for a larger, more immersive stereo soundstage.
- Multiple EQ Sound Effects: Customize sound to different music styles.
- Built-in DSP Dynamic Sound Chip: Enhances sound quality and performance.
- 3-Way Crossover System: Features a 100W RMS subwoofer, dual 40W RMS midrange drivers, and dual 10W RMS tweeters for Hi-Fi audio.
- Wasserdichtigkeitsklasse IPX66: Provides protection against powerful water jets and dust.


4. Einrichtung
4.1 Aufladen des Lautsprechers
Before first use, fully charge your Sonic Boom MAX speaker.
- Connect the charging cable to the speaker's charging port and a compatible power source.
- Das vollständige Aufladen dauert ungefähr 8 Stunden.
- The speaker provides up to 12 hours of battery life on a single charge, depending on usage and volume levels.

4.2 Bluetooth-Kopplung
So verbinden Sie Ihr Gerät via Bluetooth mit dem Lautsprecher:
- Power on the Sonic Boom MAX speaker. It will automatically enter Bluetooth pairing mode.
- Aktivieren Sie auf Ihrem Gerät (Smartphone, Tablet usw.) Bluetooth und suchen Sie nach verfügbaren Geräten.
- Select "Sonic Boom MAX" from the list of devices.
- Once connected, the speaker will indicate a successful pairing.
The speaker uses Bluetooth 5.3 technology, providing a stable connection up to 18 meters (approximately 59 feet).
4.3 TWS (True Wireless Stereo) Kopplung
For an enhanced stereo experience, you can pair two Sonic Boom MAX speakers together:
- Ensure both Sonic Boom MAX speakers are powered on and not connected to any other Bluetooth device.
- On one speaker, press and hold the TWS pairing button (refer to button layout in Operating Instructions).
- The speakers will automatically search for and connect to each other.
- Once paired, connect your device to one of the speakers via Bluetooth as described in Section 4.2. Both speakers will now play audio in stereo.

5. Bedienungsanleitung
5.1 Tastenfunktionen
The Sonic Boom MAX speaker features intuitive button controls on its top panel.
| Knopf/Steuerung | Funktion |
|---|---|
| Netzschalter | Press and hold to Power ON/OFF. Short press to check battery status. |
| Lauter (+) | Lautstärke erhöhen. |
| Lautstärke runter (-) | Lautstärke verringern. |
| Abspielen/Pause | Play or pause audio playback. Answer/End calls. |
| Bass-Taste | Press to activate/deactivate the exclusive One-Button BASS function. |
| EQ-Taste | Cycle through multiple EQ sound effects. |
| Lichttaste | Change or turn ON/OFF dynamic RGB lighting modes. |
| TWS-Taste | Press and hold to initiate TWS pairing (see Section 4.3). |
5.2 Dynamische RGB-Beleuchtung
The speaker features dynamic RGB lighting that can be customized to enhance your listening experience. Use the dedicated Light Button to cycle through various lighting modes or turn the lights off. The lighting can sync with the rhythm of your music.
5.3 EQ-Soundeffekte
Tailor your audio to different genres or preferences using the multiple built-in EQ sound effects. Press the EQ Button to switch between modes such as Pop, Rock, Classical, Jazz, and more, optimizing the sound profile für Ihre Inhalte.
6. Wartung
To ensure the longevity and optimal performance of your Sonic Boom MAX speaker, follow these maintenance guidelines:
- Reinigung: Verwenden Sie ein weiches,amp cloth to wipe the speaker's surface. Avoid using harsh chemicals or abrasive cleaners.
- Wasserbeständigkeit: While the speaker is IPX66 waterproof, avoid submerging it in water for extended periods. Ensure all port covers are securely closed before exposure to water.
- Lagerung: Bewahren Sie den Lautsprecher an einem kühlen, trockenen Ort fern von direkter Sonneneinstrahlung und extremen Temperaturen auf.
- Batteriepflege: For best battery health, avoid fully discharging the battery frequently. If storing for a long time, charge the battery to about 50% every few months.

7. Fehlerbehebung
If you encounter any issues with your Sonic Boom MAX speaker, refer to the following common problems and solutions:
| Problem | Mögliche Lösung |
|---|---|
| Der Lautsprecher lässt sich nicht einschalten. | Stellen Sie sicher, dass der Akku geladen ist. Schließen Sie das Gerät an eine Stromquelle an und versuchen Sie es erneut. |
| Kopplung via Bluetooth nicht möglich. |
|
| Kein Ton oder geringe Lautstärke. |
|
| TWS-Kopplung fehlgeschlagen. |
|
| Die RGB-Beleuchtung funktioniert nicht. | Press the Light Button to cycle through modes or turn them on. |
8. Spezifikationen
Detailed technical specifications for the YEAHBOX Sonic Boom MAX Bluetooth Speaker:
| Attribut | Detail |
|---|---|
| Modellname | Sonic Boom Max3 |
| Marke | YEAHBOX |
| Lautsprechertyp | Woofer, Portable Bluetooth Speaker |
| Maximale Lautsprecherausgangsleistung | 300 Watt (Spitzenleistung) |
| RMS-Ausgangsleistung | 200 Watt (RMS) |
| Subwoofer RMS | 100 Watt |
| Midrange Drivers RMS | Dual 40 Watts |
| Tweeters RMS | Dual 10 Watts |
| Konnektivitätstechnologie | Bluetooth 5.3, AUX-Anschluss, USB-Anschluss |
| Drahtlose Kommunikationstechnologie | Bluetooth |
| Bluetooth-Reichweite | 18 Meter |
| Wasserbeständigkeit | IPX66 (wasserdicht) |
| Batteriekapazität | 30000 mAh (4 x 12V batteries included) |
| Akkulaufzeit | 12 Stunden |
| Ladezeit | 8 Stunden |
| Technische Daten | 20"T x 10.5"B x 8.2"H |
| Artikelgewicht | 21.1 Pfund |
| Material | Plastik |
| Audioausgabemodus | Stereo |
| Signal-Rausch-Verhältnis | 79 dB |
| Frequenzgang | 20 KHz (Upper limit, typical for full range) |
| Kontrollmethode | Schaltfläche, App |
| Im Lieferumfang enthaltene Komponenten | Schnellstartanleitung, Garantiekarte |
9. Garantie und Support
YEAHBOX is committed to providing high-quality products and excellent customer service.
- Garantie: The product comes with a Limited Warranty. Please refer to the included Warranty Card for specific terms and conditions.
- Widerrufsfolgen: Enjoy a 30-day return policy and a 90-day return period for certain conditions.
- Erweiterte Schutzpläne: Additional protection plans are available for purchase, including 2-Year and 3-Year options, and a Complete Protect plan.
- Kundendienst: YEAHBOX offers 24x7 customer support. For assistance, please visit the official YEAHBOX store on Amazon or contact their customer service directly.
Weitere Informationen und Unterstützung finden Sie unter YEAHBOX Store on Amazon.

10. Wichtige Sicherheitshinweise
Please read and follow these safety precautions to prevent damage to the speaker or injury to yourself:
- Setzen Sie den Lautsprecher keinen extremen Temperaturen (Hitze oder Kälte) aus.
- Zerlegen, reparieren oder verändern Sie den Lautsprecher nicht selbst. Dadurch erlischt die Garantie.
- Halten Sie den Lautsprecher von offenen Flammen oder Wärmequellen fern.
- Verwenden Sie ausschließlich das angegebene Ladekabel und Netzteil.
- Um Gehörschäden vorzubeugen, vermeiden Sie längeres Hören bei hoher Lautstärke.
- Außerhalb der Reichweite von Kindern aufbewahren.