Product Code: 45120 Price: Check Latest Directed A502 Amplifier - 2 Ch 500w A502 features: *High speed MOSFET switching power   supplies *Complimentary bipolar outputs *Thermal, DC offset, reverse polarity and short   circuit protection *Built-in blue LED top panel illumination *External LED/Fan power jack *Built-in high performance, 12 dB/octave 2   way active crossovers *Switchable 8 dB bass EQ function   Model A502 Max Power Rating 500 watts CEA Primary Power (power into 4 ohm, all channels driven, 14.4V supply ≤ 1% THD+N) 90W x 2 CEA S/N Ratio (referenced at 1 watt/4 ohm) 70dB CEA Additional Power (power into X ohm, all channels driven, 14.4V supply ≤ 1% THD+N) 125W x 2 @ 2 ohm Freq. Range 20-20K Hz Damping Factor >200 Input Sens. 150mV to 7.5V Crossover var. 12dB 2-way Bass EQ Yes 8db RCA Output Yes, stereo Protection T,S,D,R Dimensions - inches W:10-3/4 H:2-1/2 L:11-3/8 Metric - mm W:273 H:63.5 L:290 T = Thermal, S = Short Circuit, D = DC offset, R = Reverse polarity, O = Over voltage, L = Under voltage