Dual XIA2340 CEA 2006 Rating 2 X 70W @ 4, 2 X 90W @ 2 RMS Boom the base with powerful 2-channel MOSFET amplifier 70 watts of RMS power (4 ohms); 90 watts of RMS power (2 ohms 200 watts of bridged, 1-channel RMS power Compatible with Dual's blue LED accented illumiNITE technology Heavyweight die-cast aluminum heatsink design provides consistently cool operation