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🔑 Key Features
Kicker 47KEY200.4 compact 4-channel car amplifier with sound processor
KEY Auto Setup customizes the audio signal for your vehicle
50 watts RMS x 4 at 4 ohms (200W), CTA-2006 compliant power
Automatic adjustments including 40-band EQ, crossovers, and time alignment
Class D amp technology with automatic limiter and clip lights
🧩 Features
Amplifier Technology & Power
Class D amp technology. Automatic limiter with clip lights. CTA-2006 compliant. Minimum impedance of 4 ohms per channel. Non-bridgeable.
KEY Auto Setup & DSP
KEY Auto Setup customizes the signal for your vehicle. Automatic adjustments include 40-band EQ, 24 dB/octave crossover filters, and time alignment. Bi-Amp mode applies tweeter/woofer crossover settings during KEY Auto Setup. Pink noise test tones available from Kicker.com.
Inputs & Controls
Preamp and speaker-level inputs. DC offset sensing turn-on with speaker-level inputs. Radio-Detect circuit supplies speaker load for receiver to sense. Switchable auto compression. Selectable high-pass filters (off, 60, 80, 120 Hz; 24 dB/octave).
📦 What’s in the Box
4-Channel amplifier
12\" Input harness
Loop wire w/ inline fuse holder
20-amp ATO fuse (installed)
Calibration microphone w/ attached 11.5\' cable and inline Activation button (cable terminated in a 3.5mm TRS plug)
16\" Rubber microphone strap
Two 12\" wire ties
Four 1\" screws
Quickstart guide
12\" Power/ground/speaker output harness
📏 Specifications
Model: 47KEY200.4
Item Type: 4-channel car amplifier/sound processor
Power Output: 50 watts RMS x 4 at 4 ohms (200W)
Amp Technology: Class D
Minimum Impedance: 4 ohms per channel
Fuse Rating: 20A x 1
Recommended Power/Ground Leads: 12- or 10-gauge
Dimensions: 7-3/8\"W x 1-11/16\"H x 2-3/4\"D
