The Jl Audio XD500/3 is a high-performance, 3-channel car amplifier that will significantly improve your car speakers’ output. The Jl Audio car amplifier incorporates a 12 dB crossover for filtering the frequencies, resulting in clear reproduction of highs, lows, and mids. The 3-channel output of the Jl Audio XD500/3 contributes to the amazing audio experience. You get a more reliable performance, as the Jl Audio car amplifier is protected from thermal damage. The aluminum heatsink of this 3-channel car amplifier dissipates heat, ensuring efficient cooling.