Sony&s XM-2002GTW limited edition Xplod amps combine form & function in a mix that&ll make your system look & sound great. On the outside, the sleek inverted heat sink keeps vital internal components running cooler & lasting longer. Removable terminal covers keep all the wire connections protected & out of sight for a clean-looking installation. Underneath the hood, the 2-channel XM-2002GTW delivers 200 watts to two channels, or 500 watts in single-channel operation — plenty of power for many subwoofer systems. Signal-sensing speaker-level inputs activate the amp automatically when you turn on your factory radio, so there&s no remote turn-on lead for you to install. You can adjust the frequency filter on XM-2002GTW to tailor the signal going to your subs, while a bass boost adds extra punch to the lows. Preamp outputs simplify setup when it&s time add another amp to your system. This amplifier also Tri-mode capable, w