The FRP-4K4 is DS18’s most powerful compact 4-channel amplifier yet, built to deliver up to 4000W of RMS power across your entire system!

Built for Massive Output
The FRP-4K4 delivers massive output: 4 x 400W at 4 ohm, 4 x 700W at 2 ohm, 4 x 1000W at 1 ohm, 2 x 1200W bridged at 4 ohm, or 2 x 1800W bridged at 2 ohm. Plenty of clean, consistent power for your full-range or pro audio builds.

Full Audio Control
Dial in your sound with fully adjustable high-pass, low-pass, and full-range crossovers, plus a 12dB bass boost at 50Hz to fine-tune your low end. Smart Cooling keeps temps down while built-in protection circuits and 0GA power terminals make setup and system management simple—even when pushed to the limit.

Features:

• RMS Power: 4 x 400W @ 4Ω, 4 x 700W @ 2Ω, 4 x 1000W @ 1Ω
  
• Bridged Power: 2 x 1200W @ 4Ω | 2 x 1800W @ 2Ω
  
• Selectable HPF / LPF / Full crossover
  
• Bass Boost: 0–12dB at 50Hz
  
• Smart cooling fan + 4-layer PCB
  
• Power, Protect, Clip LED indicators
• Available Colors: Red, Blue or Titanium

Power:

• RMS Power @ 4 ohms: 4 x 400W
  
• RMS Power @ 2 ohms: 4 x 700W
  
• RMS Power @ 1 ohm: 4 x 1000W
  
• RMS Power @ 4 ohm Bridge: 2 x 1200W
  
• RMS Power @ 2 ohm Bridge: 2 x 1800W

Audio:

• Frequency Response: 10Hz-20KHz
  
• Signal to Noise Ratio: 90dB
  
• Efficiency @ 4ohm: 97%
  
• Damping Factor: 90
  
• Input Impedance: 10KΩ
  
• Channel Separation: 50dB
  
• Total Harmonic Distortion (THD): 0.5%
  
• Low Level Input Range: 400mv-6V
  
• Selectable X-Over: Yes, HPF/FULL/LPF
  
• X-Over Filter Range: 10Hz-2KHz
  
• Bass Boost Range: 0-12dB
  
• Bass Boost Frequency: 50Hz
  
• Phase Selector: No

Features:

• Amplifier Class: Digital
  
• Amplifier Type: Full-Range Multi-Channel
  
• Number of Channels: 4CH
  
• Minimum Impedance: 1ohm St / 2ohm Bridge
  
• Led Indicator: Power / Protect / Clipping
  
• Power Input Terminal Size: 0GA
  
• Fuse Size (Recommended): 500A

Measurement:

• Overall Length: 13.4" / 340mm
  
• Overall Width: 5.5" / 140mm
  
• Overall Height: 2.4" / 63.5mm
  
• Heatsink Length: 12" / 307mm

Shipping Policy

DBs Car Audio is proud to offer fast & free shipping on all items listed in our store!!

Shipping Methods and Transit Times

DBs Car Audio ships orders from our Kissimmee, Florida location. On occasion, orders will be fulfilled directly by the manufacturer or distributor in order to reduce the shipping time..

Order Tracking

Once an order has been shipped, we send our customers an email with the tracking number for the order. Click on the tracking link in the email to follow the location of the package on the carrier's website. If you did not receive a tracking number by email or need to confirm the tracking information, please contact call us at 1-800-927-9390

Signature Required

Due to the valuable contents of some shipments, DBs Car Audio will only require a signature upon delivery if the order is over $500. Such guidelines will not be overruled upon the customer's request. Please understand that this is a security measure taken by our Company to ensure the safe delivery of each package and guarantee excellent service. Many of our third-party shipping carriers and payment companies require signatures upon delivery to protect against fraud and theft. Customers may request a signature upon delivery by emailing us at dbscaraudiofl@gmail.com.

Shipping Policy Disclaimer

Delivery estimates do not apply to items shipped directly from the manufacturer, nor out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 continental states.

Standard delivery time for domestic customers will average from 2-4 business days, but can take longer in some cases. Saturday, Sunday and national holidays are not considered business days for delivery purposes.

Our Shipping Guarantee applies only to shipments delayed due to our service failure. We will not guarantee shipments that are delayed due to an act of god (ex: weather), a catastrophic event, or failure by our delivery partners. Our guarantee is also voided if incorrect billing or shipping information is given and results in your order being delayed to its destination. Our guarantee is also void if no one is available to sign for shipment when delivery attempt is made if a signature is required.