About: Skar Audio SK-M9005D 5-Channel Car Amplifier - 85W RMS x 4 + 450W RMS x 1 

The Skar Audio SK-M9005D full-range five channel amplifier offers high performance from an ultra-compact chassis. This Class D amplifier uses less power, takes up less space, and generates less heat than traditional amp designs, making it the perfect solution when space is at a premium and sound quality is the ultimate goal. Don't let its size fool you, the SK-M9005D boasts an impressive 900 Watts of power, providing the versatility to power multiple sets of speakers as well as a subwoofer system.

The SK-M9005D provides you with the tone controls you need to tune your system so that your speakers and sub sound their best. Utilizing the high-pass filters, you can remove the extreme low bass from your full-range speakers, so they'll play more efficiently. You can adjust the subwoofer channel's low-pass filter and bass boost to get just the right bass tone. This five channel amplifier comes with a remote bass knob and cable, providing the ability to control the bass from the dash. In addition, the SK-M9005D utilizes a Molex Connector for the speaker outputs allowing for an easier installation.

Specifications: 

• Type: 5-Channel Car Amplifier
• Class: D
• Power Handling: 
• RMS Power at 2 Ohms: 85 Watts x 4 Channels + 450 Watts x 1 Channel (14.4v)
• RMS Power at 4 Ohms: 85 Watts x 4 Channels + 450 Watts x 1 Channel (14.4v)
• RMS Power at 4 Ohms (Bridged): 170 Watts x 2 Channels (14.4v)
• Efficiency at 4 Ohms: 0.74
• Bridgeable: Yes
• Strappable: No
• Fuse Rating: 80 Amp
• MOSFET Type: High Speed MOSFET Power Supply
• Damping Factor: 100<
• Bass EQ (Boost): Yes (0 - 18 dB)
• Output Channels: 5
• RCA Line Output: No 
• Turn-On Circuit: Soft Turn-on Circuit
• Working Voltage: 8.5V - 14.4V
• Tri-Mode Capable: Yes 
• Frequency Response: 20Hz - 20kHz for CH 1-4 & 20Hz-250Hz for CH 5
• Built-in Crossovers: Channels 1-4 (HPF / Full-Range / LPF) & Channel 5 (LPF)
• Protection Built-in: Yes - 4-Way (Thermal‚ Voltage‚ Speaker‚ DC)
• Power & Ground Inputs: 8 Gauge
• Signal-to-Noise Ratio: 85 dB
• Low Level Input (Gain): 8V - 0.2mV
• Power & Protection Indicators: Yes - LED Indicators
• Hi-Level Speaker Input Connection: No 
• Remote Bass Knob & Cable Included: Yes 
• Dimensions (L x W x H): 12.43" x 4.65" x 1.70"

Channel 1/2 & 3/4 Crossovers

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

Channel 1/2 Crossovers:

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