Description

Key Features:

Compact Power Performer: The SounDigital EVOX 400.4 is designed for clean, efficient, and reliable full-range amplification—perfect for powering your door speakers or tweeter setups.

Reliable Power Output: Delivers 4×100W RMS @ 2Ω, 4×66W @ 4Ω, or 2×200W bridged @ 4Ω, offering flexible configurations for OEM upgrades or aftermarket systems.

Full-Range Class D Design: Combines power efficiency with wide frequency response (5Hz–22kHz), ensuring crisp mids and highs with minimal power loss.

Advanced Filtering: Features built-in adjustable HPF and LPF to fine-tune output according to your speaker layout and acoustic goals.

Smart Protection: Thermal, short circuit, and overload protection guarantees long-term safe operation in dynamic driving environments.

Ultra-Compact Size: Slim form factor enables easy installation in tight spaces, under seats, or behind panels—without sacrificing output performance.

Technical Specifications:

Feature	Description
Design	EVOX Series 4-Channel Full-Range Amplifier
Model Code	EVOX 400.4
Brand	SounDigital
Amplifier Class	Class D
Channels	4
RMS Output	4×100W @ 2Ω / 4×66W @ 4Ω / 2×200W @ 4Ω (Bridged)
Frequency Response	5Hz – 22kHz
Signal-to-Noise Ratio	>90dB
THD+N	<0.05%
Crossover Controls	HPF / LPF / Full Range
Inputs	RCA Low-Level
Protection	Thermal, Short Circuit, Overload
Installation Type	Ultra-Compact – ideal for tight or stealth installs