SMART MONO AMPLIFIER WITH DSPThe KICKER KEY5001 is an intelligent mono amplifier designed to dramatically improve subwoofer performance using built-in digital signal processing. It automatically optimizes bass response to correct factory system limitations. AUTOMATIC BASS CALIBRATION TECHNOLOGYEquipped with KICKER’s auto-tuning feature, the KEY5001 analyzes system response and applies precise EQ and alignment to deliver tight, accurate low-frequency performance without manual tuning. COMPACT, INSTALL-FRIENDLY DESIGNFeaturing a small, space-efficient chassis, the KEY5001 installs easily in tight factory locations or concealed mounting areas, making it ideal for discreet bass upgrades. CLEAN, CONTROLLED LOW-END OUTPUTDesigned specifically for subwoofer applications, this amplifier delivers punchy, well-defined bass with smooth, consistent output across varying listening levels. SEAMLESS FACTORY SYSTEM INTEGRATIONEngineered to work smoothly with factory head units, the KEY5001 integrates without complex modifications, providing a simple upgrade path for OEM audio systems. RUGGED, RELIABLE CONSTRUCTIONBuilt to KICKER’s durability standards, the KEY5001 features quality internal components and a solid chassis designed to withstand heat, vibration, and daily driving conditions. INTELLIGENT BASS UPGRADE SOLUTIONIdeal for drivers seeking improved low-frequency performance without complex tuning, the KICKER KEY5001 delivers automatic optimization and clean mono amplification for impactful bass. | Specification Details Brand KICKER Model KEY500.1 Model Number 47KEY5001 Product Type Smart Mono Subwoofer Amplifier / Audio Processor Amplifier Class Class D Number of Channels 1 Power @ 4Ω 150W × 1 Power @ 2Ω 300W × 1 Power @ 1Ω 500W × 1 Minimum Impedance 1Ω Frequency Response 10Hz–160Hz Low-Pass Crossover Variable 40Hz–160Hz, 24dB/octave Subsonic / High-Pass Filter Variable 10Hz–40Hz, 24dB/octave KickEQ™ Bass Boost Variable 0–6dB @ 40Hz Low-Level Input Sensitivity 125mV–5V High-Level Input Sensitivity 1V–40V Signal-to-Noise Ratio >90dB, A-weighted DSP AI-driven DSP Auto EQ Yes FIT+™ Yes Start/Stop Compatible Yes Remote Bass Control Compatible with CXARC, sold separately Remote Gain Attenuation −26dB to 0dB Standby Current