V-Power Series Class D Monoblock Car Amplifier 
RMS Power Rating: 
4 ohms: 300 watts x 1 chan. 
2 ohms: 500 watts x 1 chan. 
Max power output: 1000 watts x 1 chan. approx. 
Pulse width modulated (PWM) MOSFET Power supply 
Blue LED power indicators 
Tuned Bass EQ (0-12 dB bass boost at 50 Hz) 
STAR Board circuitry (minimizes internal noise and prevents ground interference) 
Continuously adjustable gain control 
Speaker level inputs and flush mount controls make installation a breeze 
Dual sided glass epoxy PC Board 
Thermal management control 
Heat sinks along with the thermal processor monitor the amplifiers temperature 
Gold-plated RCA level inputs 
Gold-plated screw terminals 
Adjustable low-pass filter (50-200Hz, 24 dB/octave) 
Subsonic Filter (24 dB at 15 Hz) 
CEA-2006 compliant amplifier 
Frequency response: 20-200 Hz 

Alpine MRP-M500
500W RMS, Class D Monoblock 
DISCUS Amplifer Line-up 

Despite being MB Quart's entry-level family of auto sound every inch of this amplifier line-up shouts to audiophiles and performance enthusiast alike. Compared to the competition, these amplifiers qualify to be their flagship gear. This new Discus Series is unquestionably positioned as upscale with all the features expected of any sound quality A/B-Class and D-Class car audio amplifier. But there's a catch of sorts. The Discus Series is incredibly affordable! And not surprising news, there's also a whole new Discus family of matched speakers, components and subwoofers just waiting to be used as part of your perfect car audio system... today! Discus Features>>

DSC450 4-Channel 400-Watts RMS A/B Class 
DSC480 4-Channel 640-Watts RMS A/B Class 
DSC4125 4-Channel 1000-Watts RMS A/B Class 
DSC280 2-Channel 320-Watts RMS A/B Class 
DSC2150 2-Channel 600-Watts RMS A/B Class 
DSC500.1 Mono 500-Watts RMS A/B Class 
DSC1000.1 Mono 1000-Watts RMS A/B Class 
DSC1500.1D Mono 1500-Watts RMS D-Class 
DSC2000.1D Mono 2000-Watts RMS D-Class 

MB Quart is shaking-up the car audio market with the Discus Amplifier line-up!

DISCUS Amplifer Line-up 

2 Channel Stealth Series Amplifier
RMS Power: 2 x 100 Watts @ 4 Ohm
RMS Power: 2 x 175 Watts @ 2 Ohm
RMS Power: 1 x 350 Watts @ 4 Ohm Bridged
THD: 0.03%
Frequency Response: 15 - 25KHz
S/N: 91dB
Damping Factor: >200
Input Signal Voltage: 200mV - 5V
Channel 1 & 2 Variable Crossovers: 15 - 200Hz, 50 - 200Hz
Variable Bass Boost: 0 - 12dB @ 30 - 90Hz
Variable Subsonic Filter: 12dB @ 15 - 200Hz
Dimensions: (L) 9.625" x (H) 2.125" x (W) 6.5"
Stackable Size A Chassis for Multiple Amplifier Applications
Black Anodized Finish with Chrome Accents
Double Sided PCB with SMD Components
Aluminum Alloy Heat-sink
MOSFET Pulse Width Modulated Power Supply
Three-Way Protection Circuitry (thermal, short, impedance)
Delayed On/Off Circuit
Tri-Mode Operation
High Level Input
4 Ga. Power Terminals
8 Ga. Speaker Terminals
Soundstream STL2.350 Stealth 2 Channel Amplifiers
Clarion APX2120 Car Amp
Clarion's APX series amplifiers have the flexibility and customizing options to satisfy even the hard-core tweakers. The performance is more than just skin deep, too, with a built-in low- and high-pass crossover, line or speaker level inputs, Bass Extender boost control, and no-sweat 2-ohm load stability. A high impedance differential input stage makes sure zero noise gets into your system. Beauty meets brawn in a marriage of high-tech fury!


Alpine MRP-F300 4ch Amp
Want serious power for your system? While trying not to blow your budget? Go with one of the Alpine V-Power amps for unbeatable dollar-per-watt value and Alpine quality sound, along with Bass EQ for maximizing bass performance.

RMS Power Ratings
  Per channel into 4 Ohms: (@ 14.4V Ƈ%THD+N, 20Hz - 20kHz) 50W x 4  P
  Per channel into 2 Ohms: (@ 14.4V Ƈ%THD+N, 20Hz - 20kHz) 75W x 4
  Bridged 4 Ohms: (@ 14.4V Ƈ%THD+N, 20Hz - 20kHz) 150W x 2 

JX360/4: 4 Ch. Class A/B Subwoofer Amplifier, 360 W
4-Channel Class A/B Full-Range Amplifier, 90 W x 4 @ 2 Ω / 70 W x 4 @ 4 Ω - 14.4V4

The JX360/4 employs a tried-and-true Class A/B design with a robust MOSFET power supply to deliver a strong 90 watts to each of its four channels into 2 ohms (14.4V, 1% THD).

Use the JX360/4 in combination with our JX500/1 or JX1000/1D monoblocks to build an amazing amplification system at a very affordable price. Or, use the JX360/4 by itself to power two satellites, plus a subwoofer.

The JX360/4 includes a defeatable 12 dB / octave filter for each channel bank, which can be configured as a low-pass or high-pass filter and offers continuously variable cutoff frequency selection from 50-200 Hz. Dedicated hi-level inputs are included, in addition to conventional low-level RCA inputs, making it easy to integrate with a variety of OEM and aftermarket head units.

JX500/1D: Monoblock Class D Subwoofer Amplifier, 500 W
Monoblock Class D Subwoofer Amplifier, 500 W x 1 @ 2 Ω / 300 W x 1 @ 4 Ω - 14.4V
This rugged and reliable Class D monoblock uses a robust MOSFET power supply design that delivers rock-solid bass performance at a very affordable price.

Targeted specifically for subwoofer applications, the JX500/1D includes a variable slope low-pass filter with continuously variable cutoff frequency selection from 50-200 Hz. It also features a variable bass boost at 45 Hz. with up to 12 dB of boost and an optional remote boost control. Dedicated hi-level inputs are included, in addition to conventional low-level RCA inputs, making it easy to integrate with a variety of OEM and aftermarket head units