The Powerbass SIGMA-120.4 is a compact yet powerful 4-channel amplifier designed to deliver clean, efficient sound without taking up valuable space in your vehicle. Perfect for driving your door speakers or small component systems, this mini amplifier packs serious performance in a sleek, space-saving design.

With 4 x 120W RMS output, the SIGMA-120.4 ensures crisp highs, rich mids, and powerful clarity at any volume level. Its high-level input makes it ideal for factory head unit integration, allowing easy installation without the need for a line output converter.

Built with Powerbass reliability, this amplifier features advanced protection circuitry to guard against overheating, short circuits, and voltage issues - keeping your system safe and performing at its best.

Key Features:

• 4-Channel Output: 4 x 120W RMS power
• Mini Compact Design: Perfect for tight install spaces
• High-Level Input: Easy OEM integration
• Clean & Efficient Performance
• Built-In Protection Circuits
• Ideal for Door Speakers & Components

Whether you're upgrading a factory system or building a clean custom setup, the Powerbass SIGMA-120.4 delivers premium sound performance in a compact, stylish package.

What's in the box
1 x SIGMA-120.4
1 x High Level Input Plug
1 x Replacement Fuses & Screws
1 x Owners Manual