Key Features and Performance:
- Pure Monster Sound: Delivers an impactful audio experience with deep bass and crisp highs through immersive 360 stereo sound.
- Extreme Durability: Features an IPX7 waterproof rating, making it fully submersible and perfect for the beach, pool, or rainy conditions.
- Exceptional Battery Life: Offers up to 40 hours of continuous playtime at 50% volume for extended adventures.
- Versatile Connectivity: Supports multiple input options including Bluetooth 5.0, AUX, USB, and Micro SD (TF Card), along with a dedicated microphone input for karaoke or public announcements.
- Portability & Design: Built with a rugged, durable structure and a convenient built-in handle for easy transport.
- True Wireless Stereo (TWS): Allows two Adventurer Force speakers to be paired wirelessly for an even broader and more expansive stereo soundstage.
Technical Specifications:
Output Power
40W (RMS) / 80W (Peak)
Driver Configuration
Two full-range drivers + Two passive radiators
Sound Profile
Immersive 360 stereo sound, Pure Monster Sound
Bluetooth Version
5.0
Connectivity
Bluetooth 5.0, AUX, USB, Micro SD (TF Card), Microphone Input
Waterproof Rating
IPX7
Battery Capacity
7.4V / 4000mAh (equivalent to 20,000mAh at 3.7V)
Playback Time
Up to 40 hours (at 50% volume)
Charging Time
~3-4 hours (DC 5V/2A)
Charging Port
USB-C
Dimensions
~350 x 180 x 120 mm (approximate)
Weight
~2.5 kg (approximate)
The Monster MS21901 Adventurer Force stands out as a reliable and feature-rich audio solution, making it the ideal companion for outdoor parties, adventures, and everyday powerful listening.
What's in the box
1 x MONSTER - 40w Bluetooth Speaker - Adventurer Force
