About: Skar Audio RP-75.4AB Full-Range Class A/B 4 Channel Car Amplifier - 125W RMS x 4 

The Skar Audio RP-75.4AB is a powerful, efficient, and highly reliable four channel class AB full-range car amplifier. Capable of powering an entire aftermarket upgraded speaker system in a vehicle, it packs the power that will allow you to get loud and let your speakers come alive. Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.

With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications. These advanced user controls will allow you to dial your sound in exactly as you want for perfect clarity, whether running active components or speakers with in-line crossover networks. The class A/B circuitry design of this model allows it to amplify your audio signal with maximum clarity, all while being extremely efficient. The RP-75.4AB features 8 gauge power and ground input terminal connections for maximum current flow.

Specifications: 

• Type: Multi-channel Car Amplifier
• Class: A/B
• Power Handling: 
• RMS Power at 2 Ohms: 125 Watts x 4 Channels (14.4v)
• RMS Power at 4 Ohms: 75 Watts x 4 Channels (14.4v)
• RMS Power at 4 Ohms (Bridged): 250 Watts x 2 Channels (14.4v)
• Efficiency at 4 Ohms: 0.65
• Bridgeable: Yes
• Strappable: No
• Fuse Rating: 60 Amp
• MOSFET Type: High Speed MOSFET Power Supply
• Damping Factor: 150<
• Bass EQ (Boost): Yes (0‚+6 dB‚+12 dB)
• Output Channels: 4
• RCA Line Output: No
• Turn-On Circuit: Soft Turn-on Circuit
• Working Voltage: 8.5V - 16V
• Tri-Mode Capable: Yes
• Frequency Response: 20Hz - 20kHz
• Built-in Crossovers: HPF / Full-Range / LPF
• Protection Built-in: Yes - 4-Way (Thermal‚Voltage‚Speaker‚DC)
• Power & Ground Inputs: 8 Gauge
• Signal-to-Noise Ratio: 105 dB
• Low Level Input (Gain): 6V - 0.2mV
• Low Pass Filter (Variable): 50Hz - 500Hz
• High Pass Filter (Variable): 20Hz - 5kHz
• Power & Protection Indicators: Yes - LED Indicators
• Remote Bass Knob & Cable Included: No
• Dimensions (W x H x L): 6.20" x 2.25" x 14.87" 

Channel 1/2 & 3/4 Crossovers: 

• Low-Pass Filter: 50Hz - 500Hz
• High-Pass Filter: 20Hz - 5kHz
• Crossover Multiplier: N/A
• Crossover Type (Switchable): High-Pass Filter / Full-Range / Low-Pass Filter

Channel 1/2 Crossovers: 

• Low-Pass Filter: 50Hz - 500Hz
• High-Pass Filter: 20Hz - 5kHz
• Crossover Multiplier: N/A
• Crossover Type (Switchable): High-Pass Filter / Full-Range / Low-Pass Filter