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Overview

Turn every gathering into a high-energy event with the Monster Adventurer Force Bluetooth Speaker, delivering massive 80W sound and all-day battery life. Built tough, waterproof, and karaoke-ready, it’s made for parties, adventures, and unforgettable moments.

Monster Adventurer Force Bluetooth Speaker, 80W Portable Speaker with Karaoke Mic Input, IPX7 Waterproof, Bluetooth 5.0, 40H Playtime for Indoor & Outdoor Parties

Model: MS21901
Web Code: 19674500
Sold and shipped by | 3.0 seller rating (4 reviews)

Available for deliveryAvailable online only

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Unleash powerful sound wherever you go with the Monster Adventurer Force Bluetooth Speaker, engineered for bold audio performance and nonstop entertainment. With an impressive 80W output, this speaker fills any space with deep bass, clear mids, and crisp highs—perfect for house parties, outdoor events, beach days, and backyard gatherings.

Designed for true portability, the rugged build features IPX7 waterproof protection, allowing it to withstand splashes, rain, and even full water immersion. Whether you’re poolside or caught in unexpected weather, the music keeps playing without worry.

Thanks to Bluetooth 5.0 technology, enjoy fast pairing, stable connections, and extended wireless range with smartphones, tablets, and other Bluetooth-enabled devices. Stream your favorite playlists effortlessly while maintaining consistent audio quality, even in crowded environments.

Take the fun to the next level with the built-in microphone input, transforming the speaker into a portable karaoke system. Plug in a microphone and host instant sing-alongs at parties, family gatherings, or outdoor events—no extra equipment required.

With up to 40 hours of playtime on a single charge, this long-lasting Bluetooth speaker is built for all-day and all-night use. From sunrise adventures to late-night celebrations, you’ll enjoy uninterrupted music without constantly reaching for the charger.

Despite its powerful output, the speaker remains easy to transport, making it ideal for camping trips, tailgates, road trips, and indoor use. Simple controls ensure quick access to volume, playback, and pairing, keeping your focus on the fun.

If you’re looking for a loud, durable, and versatile speaker that brings people together, the Monster Adventurer Force delivers performance, reliability, and excitement in one sleek package.

🔊 Key Features

80W High-Power Audio for Deep Bass & Clear Sound

IPX7 Waterproof for Pool, Beach & Outdoor Use

Bluetooth 5.0 for Fast, Stable Wireless Streaming

Microphone Input for Karaoke & Live Performances

Up to 40 Hours of Continuous Playtime

Rugged, Portable Design for Indoor & Outdoor Parties

Easy Controls for Hassle-Free Operation

Monster Bluetooth speaker, portable Bluetooth speaker, waterproof Bluetooth speaker, 80W Bluetooth speaker, karaoke Bluetooth speaker, outdoor party speaker, long battery life speaker, IPX7 speaker, loud Bluetooth speaker, Bluetooth 5.0 speaker

Product Condition
Brand New

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

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