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Overview

Monster Shock Plus Bluetooth Speaker, Portable Speaker with 40W Loud Stereo Sound, Bluetooth 6.0, TWS Pairing, 20H Playtime, Support AUX/TF Card, IPX6 Waterproof Wireless Speaker for Home, Party

Monster Shock Plus Bluetooth Speaker, Portable Speaker with 40W Loud Stereo Sound, Bluetooth 6.0, TWS Pairing, 20H Playtime, Support AUX/TF Card, IPX6 Waterproof Wireless Speaker

Model: Monster S21
Web Code: 19796646
Sold and shipped by | 4.3 seller rating (3 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty

Check with the manufacturer for details.

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

【Pure Monster Sound & 40W Powerful Audio】Monster's unique pure sound technology, from over 40 years of sound engineering, is fine-tuned to deliver the most impactful music experience possible. Delivering a whopping 40W of powerful audio, Monster Bluetooth speaker ensures crystal-clear highs, deep bass, and a rich, immersive sound experience. Whether you're listening to music, watching movies, or gaming, every note and detail will come to life, perfect for both indoor and outdoor use.

【Bluetooth 6.0 & TWS Pairing】Experience unparalleled connectivity with cutting-edge Bluetooth 6.0, ensuring a stable, high-speed link for smooth, uninterrupted audio streaming from your phone, tablet, or computer. With True Wireless Stereo (TWS) pairing, connect two speakers for a powerful 80W stereo soundstage. No more delays or interruptions—just premium wireless audio performance.

【20H Playtime & IPX6 Water Resistant】Keep the music going all day long with an impressive 20H playtime on a single charge. Designed for the on-the-go lifestyle, the Monster portable speaker ensures you never run out of power during your adventures. Additionally, the IPX6 water-resistant rating means it can withstand splashes, rain, and even accidental spills, making it perfect for outdoor activities like hiking, camping, or beach trips.

【Built-in Mic & Hansfree Calling】Effortlessly manage calls—whether you're in a conference, on the road, or juggling tasks—thanks to crystal-clear voice capture that keeps conversations sharp and seamless. Ideal for on-the-go professionals and those who prioritize efficiency, Monster’s Bluetooth speaker lets you stay connected without skipping a beat. Embrace hands-free convenience while staying focused on what’s important.

【Multiple Connectivity Options】Beyond Bluetooth 6.0, the Monster Bluetooth speaker expands your options with AUX, TF card, and USB inputs, offering unmatched flexibility for your music. Whether you love wireless convenience or wired reliability, this speaker adapts to your needs. With multiple ways to connect, your favorite tracks are always within reach—wherever you go. Discover true audio freedom today!

【Compact & Portable Design】Engineered for effortless mobility, the Monster Shock Plus Bluetooth Speaker features a Lifting Rope, allowing you to easily attach it to your backpack, bicycle, or bag. Its sturdy, space-saving construction guarantees durability against shocks and impacts, while delivering rich 40W audio on the move. Perfect for trips, outdoor adventures, workouts, or everyday routines—experience the professional-grade sound of your Monster speaker wherever life takes you.

Product Condition
Brand New
Number Of Channels
2.0

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

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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.

Shipping Area Restrictions

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  • No restrictions in Canada
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See our return policy to find specific return information for this product and steps on how to return by mail.