Sound Stream RSM1.2000D Reserve Mono Subwoofer Amplifier – 2000W

Powerful mono subwoofer amplifier for deep, controlled bass

The Sound Stream RSM1.2000D Reserve Mono Subwoofer Amplifier is a single‑channel Class D powerhouse designed to drive a subwoofer with precision. Its 2000 watts of peak output are handled by a compact chassis, anchored by a hybrid aluminum heatsink that helps maintain steady temperatures during extended sessions. In real use, you’ll experience tight, impactful bass that remains articulate as the music shifts across genres.

Engineered for versatility, this amp accepts both high level speaker inputs and low level RCA inputs, and includes an automatic turn‑on feature to simplify connectivity in a busy car audio setup. A 1 ohm minimum impedance design ensures compatibility with demanding sub configurations, while built‑in protections guard against thermal stress, short circuits, and overload scenarios so you can enjoy your music with confidence.

Flexible tuning and inputs

• Variable low‑pass filter ranges from 30 to 250 Hz with a 12 dB per octave slope to sculpt the low end
• Subsonic filter adjustable from 10 to 50 Hz at 12 dB per octave to clean up rumble
• Bass boost adjustable from 0 to 12 dB at 45 Hz to emphasize deep notes when desired
• Supports high‑level speaker inputs or low‑level RCA inputs for flexible installation
• Automatic turn‑on via hi‑level signal sensing for seamless power-up

Reliability and protection

• 1 ohm minimum impedance monoblock operation for demanding low‑bass loads
• Thermal, short, and overload protections guard the amplifier during aggressive listening
• Wired dash bass knob included for quick on‑the‑fly tuning access
• Fuse rating 30A x 2 to ensure clear protection boundaries for wiring

Build, size, and wiring options

With a compact footprint (3.75 inches wide, 1.75 inches high, 7.5 inches long) and a robust hybrid heatsink, the RSM1.2000D fits in tight trunks or behind dashboards while maintaining cool operation. It accepts RCA or high‑level signals and provides flexible wiring options to suit a range of vehicle setups.

What’s in the box

• 1 channel amplifier
• Owners manual
• Two 30A fuses
• Two 8 inch line level input harnesses
• Wired remote bass knob with an 18 ft cable

Real‑world use ideas

• Pair with a compatible sub and a sturdy enclosure to add depth to music and cinematic sound
• Ideal for compact vehicles where a strong, controlled bass response is desired without occupying excess space

As with any audio upgrade, results depend on your overall system, enclosure, and listening environment. The RSM1.2000D offers a set of features designed to help you explore bass performance with reliability and flexibility.