Why you need the Crown XLS2002 Two-channel, 650W at 4Ω Power Amplifier:

The next generation of XLS got a makeover with a sleek new look, a LCD display that is three times larger, and more DSP with higher capabilities. Like its predecessor, the new XLS is ultra-efficient with Crown’s patented DriveCore technology and can drive 2400W at 4Ω bridged with tons of headroom guaranteeing a clean, undistorted signal straight to your speakers. The XLS Drive Core 2 assures that you will be heard as you deliver a powerful, pure sound experience for any venue.

• Class D amp with Crown's ultra-efficient Drive Core technology weighs less than 11 lb. (5 kg)
• Higher DSP capabilities: More control; has band pass filter per channel 
• Increased lighting functionality; turn off all LED indicators except clip and thermal to reduce distraction in dark venues
• Selectable input sensitivity; 1.4Vrms and .775Vrms options so that amp can be driven at full power
• Set sleep mode after specified time without having to press a button