About: Kenwood Excelon X303-4 4-Channel Car Amplifier — 50W RMS x 4

Rich and Immersive High-Resolution Audio

High-Resolution Audio is high-quality sound that exceeds CD standard. High-resolution audio captures and beautifully expresses all the details of your favorite music. Through ultra-high and low frequencies, immerse yourself in a rich and high-quality sonic experience.

Output Coil with Magnetic Shield

Prevents magnetic flux from radiating from the subwoofer's coil, resulting in reduced noise and enhanced sound quality.

High Quality Capacitors

PMLCAP's (Polymer Multi-Layer Capacitors) are utilized in the LC filter circuits to decrease distortion, ensuring clear detail for a truer to life sound.

One-side Connection

All terminals and connections are on one side for easier installation and a cleaner look.

Speaker Level Input Harness

Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers.

Product highlights:

• Max Power 600W
• RMS Power: 50W x4 (4Ω)
• RMS Power: 75W x4 (2Ω)
• Size (W x H x D): 8-3/8" x 2-1/16" x 5-7/8"
• High-Resolution Audio Certified
• Variable Low Pass Filter
• Bass Boost

Specifications: 

• 4-channel car amplifier
• 50 watts RMS x 4 at 4 ohms
• 75 watts RMS x 4 at 2 ohms
• 150 watts RMS x 2 bridged at 4 ohms
• CTA-2006 compliant
• Class D amp technology
• Frequency response: 20-50,000 Hz
• Hi-Res Audio certified
• Variable high- and low-pass filters (50-200 Hz, 12 dB/octave)
• Variable bass boost on B channels (0-18 dB at 40 Hz)
• Preamp and speaker-level inputs
• Speaker wire adapters included
• Speaker-level inputs can handle up to 12V (36W)
• Signal-sensing turn-on with speaker-level input
• Wiring and hardware not included with amplifier
• 8-gauge power and ground leads recommended
• Fuse rating: 20A x 2
• Dimensions (W x H x D): 8-3/8" x 2-1/16" x 5-7/8"

What's in the Box:

• 4-Channel amplifier (two installed 20A mini-ATC fuses)
• 7" Speaker-level input harness
• Four 1/2" screws
• Two Allen keys (4mm & 2.5mm)
• Instruction manual (En/ Sp/ Fr)
• Warranty information