Crown XTi 4002 Features at a Glance:Stereo Wattage: 1600W @ 2 ohms, 1200W @ 4 ohms, 650W @ 8 ohmsBridged Mono Wattage: 2400W @ 8 ohms, 3200W @ 4 ohmsPeak Plus Limiters provide the ultimate in system performance and protection by allowing full control over threshold, attack, and releaseEnhanced Subharmonic Synth section provides user control over frequency, gain and filter type for system-specific tuning3 User-defined fan mode controls - normal, early and fullspeed - for matching fan performance to a specific applicationNew system monitoring provides software visibility of AC line voltage and power supply temperatureIntegrated cast-aluminum handles for easy handling and enhanced durabilityLocking power cord clip provides a secure connection between the amplifier and power cordUpdated HiQnet Band Manager and System Architect control softwareIncreased number of presets to a total of 30; 29 of which are user definable