Monster

Monster Prism Portable Bluetooth Speaker Wireless Speakers with 20W Stereo Sound IPX6 Waterproof 24H Playtime Bluetooth 6 0

4.5(11)
$32.99$99.99

494+ bought in the past month

About this item

  • 【 20W Stereo Sound 】 With 20W sound output, the Prism Bluetooth speaker delivers full and vibrant stereo audio with rich layers and crisp details—perfect for an immersive listening experience.
  • 【 True Wireless Stereo 】 Pair two wireless Bluetooth speakers via TWS to sync them as left and right channels, delivering immersive surround sound ideal for home theaters, gaming, and group gatherings.
  • 【 Rugged IPX6 Waterproof 】 With IPX6 waterproofing, the Prism speaker easily handles splashes and rain—ensuring uninterrupted playback by the pool, on the beach, or during outdoor activities.
  • 【 Multi-source Playback 】 The wireless portable speaker supports Bluetooth 6.0, AUX-in, and TF card (MP3/WAV), allowing seamless switching between devices and formats to suit any listening scenario.
  • 【 Portable Lanyard Design 】 This speaker comes with a detachable lanyard strap that clips onto your backpack, belt, or handlebars—making it easy to enjoy great sound while hiking, cycling, or commuting.
  • 【 USB-C Port & Long Playtime 】 With its USB-C port compatibility, the portable speaker fully recharges in 2.5 hours and offers up to 24 hours of playback at 50% volume—keeping the music going all day.
  • 【 Ambient Light Effects 】 With a single press, the ambient LED lights of the wireless Bluetooth speaker pulse to the rhythm of your music, bringing vibrant, dynamic lighting to parties, camping trips, and beach outings.
$32.99
Was $99.99Save $67.00

In Stock

Easy Returns · Return eligibility shown before checkout

How you'll get this item

DeliveryShipping details confirmed at checkout

Fulfillment

Ships fromVentari
Sold by
audio-expert
Returns
Easy ReturnsReturn eligibility shown before checkout
PaymentsPayment details confirmed at checkout
Currently unavailable
Easy Returns · 30-day window
Product details
BrandMonster
Speaker Maximum Output Power20 Watts
Connectivity TechnologyBluetooth
Mounting TypeFloor Standing
Model NameMonster Prism
Technical specifications
speaker_typeOutdoor
special_featureLED Light, Portable
colorBlack
included_componentsPower Cable
product_dimensions3.6"D x 3.7"W x 8.4"H
number_of_items1
water_resistance_levelWaterproof
number_of_batteries1 A batteries required. (included)
styleMonster Prism Portable Bluetooth Speaker
manufacturerMonster
item_weight1.52 pounds
item_model_numberS32
batteries1 A batteries required. (included)
best_sellers_rank#266 in Portable Bluetooth Speakers #2,610 in MP3 & MP4 Player Accessories
date_first_availableDecember 4, 2025

From the brand

Product detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detailProduct detail

Product videos

Product video 1

Customer reviews

4.511 ratings
  1. 5★100%
  2. 4★0%
  3. 3★0%
  4. 2★0%
  5. 1★0%

Customers say

Customers praise the speaker's build quality, with one mentioning its great materials.

★★★★★

Amazing Sound & Features for the Price

Rohit Ranjan Singh—December 20, 2025

The Monster S280 Bluetooth Speaker is fantastic! The 40W stereo sound delivers rich bass and clear audio that fills my room. The 3D tunnel lights and mirror display make it a fun centerpiece for home or bedroom use. Bluetooth 6.0 pairs quickly and reliably, and I love the added wireless charging pad on top. With USB, AUX, and TF-card input options, it’s super versatile. Great build quality and performance Read more

Review image 1
★★★★★

Easy fit!

Dovid—December 14, 2025

Nice and loud easy to handle not too heavy. It’s amazing for what I need. Read more

★★★★★

Great quality speaker!

Reba Perrick—December 26, 2025

The media could not be loaded. Great sound quality and built well. Connected to bluetooth easy. Perfect for our family. Read more

Review image 1
★★★★★

Loud Bass and Good Battery Life

Jayna C.—December 27, 2025

The Monster Prism portable Bluetooth speaker is known for its clear highs and loud bass. It has stylish LED lights that sync to the beat. The battery life is good, and with it’s portable design, you can take it anywhere. It delivers a powerful sound for its size. Read more

★★★★★

Simple and Practical of use

David—December 19, 2025

This product has a very simple and practic design. Is easy to use. The quality of material is great, solid for the price, and it performs reliably during regular use. Overall, it’s a decent option for anyone looking for a straightforward and functional product. Read more

★★★★★

Gpb

G.B.—January 3, 2026

Fantastic! Quick charging and the sound is incredible! Read more

Similar products

Customers also viewed

Recently Viewed

We use optional analytics cookies to understand how visitors use Ventari and improve the experience. This banner controls analytics measurement only. See our Cookie Policy.