FeaturesMono subwoofer amplifier1,200 watts RMS x 1 (rated power from 1.5 to 4 ohms)Variable high- and low-pass filter (50-500 Hz 12 or 24dB/octave)Switchable subsonic filter (30 Hz) and output polarity controlRemovable power and speaker plugsOptional wired remote for level controlSingle Cycle Control Class D amplifier designRegulated, Intelligent Power Supply System (RIPS) ensures consistent power output over a wide range of battery voltages and load impedancesDifferential-balanced inputs eliminate noise from your vehicles electrical systemSpeaker- and preamp-level inputs (speaker-level input requires an optional adapter)Preamp outputs4-gauge power and ground leads and a 100-amp fuse recommended — wiring and hardware not included with amplifierNo onboard fuses — when installing multiple amps in a system, an additional 100-amp in-line fuse between the distribution block and the amplifier is recommended10-13/16W x 2H x 8-13/16D

Here is a JL Audio HD1200/1 1-Channel Car Amp that will give your car audio system the boost it needs. With its powerful mono channels, you can expect high-quality sound that will take your music experience to the next level. This amplifier is perfect for car enthusiasts who want to enjoy the pleasure of high-quality sound in their vehicle. The amp is designed by JL Audio, a trusted brand in the car audio industry, and comes with an MPN of HD12001. Whether you have a new or old car, this amplifier will work perfectly with your system. It is perfect for use with other car audio accessories like subwoofers and speakers. Get ready to enjoy quality sound while you drive with this JL Audio HD1200/1 1-Channel Car Amp.Sent to jl audio and had it checked out so yes it is like new but is REFURBISHED..You will receive certificate from jl audio as well…. Thank you for shopping

JL Audio HD1200/1 and will include the bass knob. The amp is just about 2 months old so like new. Both 1600 online shipped. Will upload pics later Make sure you are equipped because this amp has massive power and the cleanest fidelity on the market.