Elevate your off-road and marine audio experience with the BOSS Audio Systems BM40AMPBT, a rugged, all-terrain speaker pod system built to deliver thumping sound and resilient performance. With its sleek black 4 inch waterproof speaker pods and integrated Class-D amplifier, this system streams your favorite tunes via Bluetooth® and withstands rain, splash, and rough rides. The IPX5-rated waterproof remote, versatile clamp mount, and auto shut-off feature make it easy to install and safe to operate-all while filling your ride with rich, full-range audio.

• 4 inch full-range speakers + 1 inch dome tweeters for clear, balanced audio frequency response (45 Hz-20 kHz)
• Includes power harness and mounting hardware, ready for quick setup in UTVs, ATVs, boats, and more
• Polypropylene woofer cone with rubber surround provides durability and solid acoustic performance
• IPX5-rated waterproof build, including splash-proof remote with soft-touch illuminated controls
• Built-in Class-D amplifier delivers up to 500 watt peak (250 watt RMS) without external amps
• 94dB sensitivity and 4 ohms impedance for efficient, loud output in tough environments
• Swivel clamp system fits 1 inch -2 inch tubing, ideal for roll cages or wake towers
• Bluetooth® streaming for seamless wireless music playback and control
• Zero standby current draw preserves battery life when disconnected
• Auto shut-off prevents battery drain when voltage gets low