DS18 X4 Amplifier — 4-Channel Class D, 70W RMS per Channel @ 4Ω, Ultra-Compact

Overview

The DS18 X4 Amplifier puts impressive multichannel power into a remarkably compact body. With 70W RMS per channel at 4 ohms, it powers a classic four‑speaker setup with confident clarity. When bridged, it yields up to 220W RMS across two channels at 4 ohms, offering flexible options for custom builds in cars, motorcycles, and powersports where space is at a premium.

Designed to perform reliably in real‑world environments, the X4 uses a four‑layer PCB and surface mount technology. This combination supports stable, precise operation across channels, helping you achieve clean mids, crisp highs, and balanced bass without excessive heat buildup.

Power and Flexibility

• 70W RMS per channel at 4Ω for robust multi‑speaker setups
• Bridgable to 220W RMS x 2 at 4Ω for versatile configurations
• Class D efficiency helps minimize heat in tight installations

Sound Shaping and Build Quality

• Adjustable LPF, FLAT, and HPF filters for easy crossover tuning
• Four-layer PCB and SMT construction deliver reliable performance and longevity
• Ultra‑compact, stylish chassis designed to fit in motorcycles and powersports rigs

Whether you’re chasing a precise front stage, a punchy rear fill, or a balanced bridge setup, the X4 offers a range of possibilities without demanding extra space. The combination of compact form, adjustable sound controls, and a robust build makes it a practical option for enthusiasts who value space efficiency alongside audio clarity. While results depend on your specific system and installation, the X4 presents a credible path toward a tailored listening experience that can elevate everyday driving, riding, or cruising sessions.