BOSS Audio Systems R1100M Monoblock Car Amplifier — 1100W, 2Ω Stable, Low/High Level Inputs

Upgrade Your Car Audio with the BOSS Riot R1100M Monoblock Amplifier

Turn up your music with confidence. The R1100M delivers up to 1100 Watts max to a single channel when used with a 2-ohm load, backed by a MOSFET power supply for efficient, steady performance. Its Class A/B design aims for responsive sound with lower distortion at higher listening levels, making it a solid choice for drivers who want punchy bass and controlled dynamics without overwhelming the rest of the system.

Whether you’re adding subwoofer authority to a factory setup or upgrading an aftermarket stack, the R1100M offers practical tuning options that keep wiring straightforward and flexible. The included bass control and low-pass options let you tailor the sound to your music while maintaining a clean, balanced signal across the spectrum.

Key Features

• 2Ω stability supports demanding subwoofers and flexible impedance options
• 1100 Max x 1 @ 2 Ohms and 550 Max x 1 @ 4 Ohms for strong, scalable power
• MOSFET power supply for efficient, reliable amplification
• Low Pass Filter and Bass Boost for precise bass control and impact
• Remote Subwoofer Control for on-road adjustments without reaching to the trunk
• Input options include RCA and Speaker Level inputs for compatibility with aftermarket or factory radios
• Illuminated logo and built-in protection circuits (thermal, short, overload) for safer operation
• Compact footprint: 10.43" x 9.21" x 2.25" and weighs 4.37 lbs
• Warranty: 6-year platinum online dealer warranty when purchased through Amazon

Practical Setup and Use Cases

• Great for first-time car audio buyers looking to add bass and upgrade overall sound at an affordable price
• Ideal for a dedicated subwoofer or a compact multi-channel setup in small to mid-sized vehicles
• Remote subwoofer control allows quick bass tweaks during daily drives
• Designed for reliable operation in varied climates while protecting itself from overheating or overload

In daily driving, you’ll enjoy a clearer signal, more control, and a sense of added presence in your music. The illuminated logo adds a touch of brand presence in the trunk or dash area, while the compact footprint helps with installation in tight spaces. For more product details, scroll down the page. A professional installation is strongly encouraged to ensure proper wiring and safe function in your vehicle.