90W Portable Bluetooth Speaker
Take the sound outside.
Powerful sound, IPX8 protection, and a design made to move wherever the day takes you.
Powerful sound
Bluetooth
Waterproof
Battery capacity
Built for a bigger outside
Music goes further.
From mountain mornings to poolside afternoons, S620 brings bold sound into the moments that do not happen indoors.
Watch it in action
See the S620 in action.
Play this MONSTER S620 clip right here, or open the original post from Audio Speaker Store on TikTok.
Official TikTok embed · Tap play to watch
Two colors. Same adventure.
Choose your S620.
Black keeps it understated. Blue brings a cooler edge. The 90W sound and outdoor-ready design stay the same.
Built to be heard
90W of powerful sound
Confident output gives music scale and presence without losing the details that make every track feel alive.
- 01Bold output
- 02Clear audio
- 03Outdoor-ready presence
Layered acoustic design
Built from the beat out
A layered acoustic structure and passive radiators shape deeper lows, clear highs, and a fuller listening feel.
- 01Deep bass
- 02Clear treble
- 03Immersive feel
Ready for the elements
IPX8 waterproof design
Rain, splashes, and wet outdoor moments do not need to stop the music.
- 01IPX8 rated
- 02Rain ready
- 03Outdoor use
Power that lasts
5200mAh battery capacity
A high-capacity battery supports longer listening sessions at home, at camp, or on the move.
- 015200mAh capacity
- 02Portable power
- 03Everyday listening
Double the experience
TWS dual-speaker pairing
Pair two S620 speakers wirelessly for a broader stereo presentation across larger spaces.
- 01Wireless pairing
- 02Wider stereo
- 03Two-speaker setup
Simple by design
Controls and inputs within reach
Manage playback, volume, sound mode, and pairing from the top panel, with USB-C charging and TF card playback under the protected port cover.
Adventure ready
Carry music anywhere.
A lanyard-ready body and compact footprint make the S620 easy to bring from trailhead to campsite.
Two colors. Same adventure.
Your soundtrack starts here.
Choose Black or Blue and add the MONSTER S620 to your local shopping bag for $99.99.
Two colors. Same adventure.
Choose your S620.
Black keeps it understated. Blue brings a cooler edge. The 90W sound and outdoor-ready design stay the same.