ST-1550.1

High-Power Bass Amplification

The SoundXtreme ST-1550.1 Monoblock Amplifier is engineered to deliver powerful low-frequency performance for car audio enthusiasts seeking strong, controlled bass output. Featuring a maximum power rating of 1550 watts and stable operation at 1-ohm, 2-ohm, and 4-ohm loads, this amplifier provides the flexibility needed to power a wide range of subwoofer configurations. Its Class AB circuitry offers a balance of efficiency and sound quality, delivering clean and impactful bass response for music lovers who demand more from their vehicle's audio system.

Advanced Audio Controls and Performance

Designed for precise system tuning, the ST-1550.1 includes a variable low-pass crossover adjustable from 50Hz to 250Hz, allowing users to optimize bass frequencies for their specific setup. The amplifier features a wide input sensitivity range of 200mV to 6V, making it compatible with both factory and aftermarket head units. Chrome-plated RCA inputs help maintain signal integrity, while a signal-to-noise ratio greater than 70dB contributes to clear and detailed audio reproduction with minimal interference.

Durable Construction with Convenient Operation

Built for reliable performance, the SoundXtreme ST-1550.1 features LED power and protection indicators that provide instant system status monitoring. The included remote level control allows convenient adjustment of bass output directly from the driver's seat, making on-the-fly tuning simple and effective. With a compact footprint measuring just 9.5 x 10.5 x 2.5 inches, this amplifier is designed to fit into a variety of installation locations while delivering substantial power for enhanced in-vehicle entertainment.

Highlights

• 1550 watts maximum power output
• Monoblock Class AB amplifier design
• Stable at 1-ohm, 2-ohm, and 4-ohm loads
• Includes remote bass level control knob
• Variable low-pass crossover from 50Hz to 250Hz
• Wide frequency response of 10Hz–30kHz
• Signal-to-noise ratio greater than 70dB
• Input sensitivity adjustable from 200mV to 6V
• 22k Ohm input impedance
• Chrome-plated RCA inputs for reliable connectivity
• Variable gain control for system tuning
• LED power indicator for operational status
• Protection indicator helps monitor amplifier safety
• Compact chassis for easier installation
• Suitable for powering subwoofer systems

Package Contains

• 1 x SoundXtreme ST-1550.1 Monoblock Amplifier
• 1 x Remote Bass Level Control (Bass Knob)
• 1 x Remote Control Cable
• 1 x User Manual
• Mounting Hardware (if supplied by manufacturer)
• Installation Accessories (if supplied by manufacturer)