Monster S300 Portable Bluetooth Bike Speaker, IPX7 Waterproof Wireless Shower Speaker with RGB Lights, 10H Playtime, Loud Sound, Bluetooth 6.0, Bike Accessories, TWS, for Outdoors/Travel/Home, Black

Price: $39.99 - $35.99
(as of Apr 07, 2026 09:43:10 UTC – Details)

Product description

16W Loud Stereo Sound

Powerful audio with crystal-clear music. Perfect for outdoor adventures and parties.

Advanced Bluetooth 6.0 Connectivity

Stable outdoor streaming. Fast pairing. Never miss a beat.

TWS Sync & Share

Pair two speakers wirelessly and enjoy synchronized stereo sound together while riding.

1 Powerful Sound

2 Bluetooth 6.0

3 TWS Pairing

IPX7 Rainproof Protection

Rain or shine, your beats stay loud and clear. No weather can stop the music.

Dynamic Light Show

Transform your campsite into a party with pulsating RGB lights that sync to your music’s beat.

Voice Navigation & Hands-Free Calls

Hear directions and take calls hands-free. Keep your ride safe and musical.

1 IPX7 Waterproof

2 RGB Lights

3 Voice Navigation

Your Personal Shower Karaoke Studio

Sing, splash, and enjoy—its waterproof design keeps the music going even in the shower.

Hang-On Backpack Sound

Designed for on-the-go listening, easy to clip, easy to carry, and always ready for the journey.

The Perfect Gift

Bring joy with vibrant lights and rich sound—a fun, practical gift for any occasion.

1 Shower

2 Portable

3 Gift

【IPX7 Waterproof & Rugged Build】 With IPX7 waterproof protection, this waterproof speaker withstands rain, splashes, and short immersion. Its compact, rugged, and lightweight design makes it ideal for the beach, shower, hiking, or any outdoor adventure.
【Powerful Stereo Sound & TWS】 Compact yet mighty, this portable Bluetooth speaker delivers 16W(Peak) of clear, powerful sound. Pair two speakers in TWS mode for immersive stereo, perfect for home, outdoor picnics, or rides with friends.
【10H Long Playtime & Colorful RGB Light Show】 Powered by a 3300mAh battery, this mini speaker delivers up to 10 hours of play at 50% volume with lights off. The built-in RGB lights pulse and breathe with your music, creating vibrant atmospheres for parties, camping, or evening gatherings.
【Bike Mount with Portable Strap】 This portable speaker comes with a secure bike mount and carrying strap for easy attachment and transport. Compact and lightweight, it’s perfect for bicycles, motorcycles, scooters, e-bikes, backpacks, or camping gear.
【Bluetooth 6.0 & Dual Playback with Hands-Free Calls】 Equipped with Bluetooth 6.0, this bike speaker connects quickly and reliably. Play music via Bluetooth or TF card, and enjoy hands-free calling with the built in mic. Take calls or skip tracks effortlessly while riding, no need to stop or reach for your phone.