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Cylindrical black Bluetooth speaker with passive radiators visible at both ends

Monster

Monster Adventurer Force Bluetooth 5.0 Speaker 40W IPX7 40H

SKU CH-VBG8-DB4M8

IPX7 waterproof portable Bluetooth 5.0 speaker delivers 40W 360° stereo sound with 40-hour playtime and microphone input

  • Product typeBluetooth Portable Speaker
  • Pure Monster Sound tuned by 40 years of engineering
  • 40W output from two full-range drivers and passive radiators
  • 360° surround sound for indoor and outdoor use
  • IPX7 waterproof withstands 30 minutes immersion over 3 feet
  • 40 hours playtime at 50% volume with 7.4V 4000mAh battery

Built for adventure

The Monster Adventurer Force is a portable Bluetooth 5.0 speaker rated IPX7 for full immersion up to 30 minutes. It delivers 40 W output through two full-range drivers and passive radiators arranged for 360° sound. A 7.4 V 4000 mAh battery provides up to 40 hours of playtime at 50 % volume. Microphone, microSD, USB and AUX inputs add wired flexibility for indoor or outdoor use.

Party hosts and outdoor users

Suits anyone who wants loud, waterproof audio for poolside gatherings, camping trips or backyard events. The microphone input supports karaoke or announcements. Buyers who need a speaker that floats or survives saltwater immersion should look elsewhere. Those requiring multi-speaker stereo pairing or app-controlled EQ will not find those features here.

IPX7 waterproof rating

The IPX7 certification means the speaker withstands submersion in one metre of water for half an hour. This single spec decides whether the Adventurer Force matches your environment; if your use case involves deeper or longer immersion, this model is not suitable.

How it compares

Measured against everything we stock in Bluetooth Earbuds & Headsets, at today’s prices. Recalculated every night.

Price $294.99
Pricier than about 92% of the 870 comparable items (median $30.99).

Specifications

Product
Product typeBluetooth Portable Speaker

Questions about this item

How long does the 7.4v 4000mAh battery last at 50% volume?

The built-in 7.4v 4000mAh lithium battery provides up to 40 hours of continuous playtime at 50% volume.

Does the speaker overheat or get loud during all-day use at high volume?

The IPX7 waterproof design handles full immersion for 30 minutes, and the passive radiators help manage heat during extended high-volume playback.

Which Bluetooth version must my phone support to pair with this speaker?

The speaker uses Bluetooth 5.0 and pairs with almost any Bluetooth device, remembering the last device for easy reconnection.

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