amplifier 2 channel. Roemtech PMA-245H+ Plenum Amplifier 45 Watts - 2 Channel Stereo 18 Volt Power: 45watts @ 4 ohms Frequency Response: 20 Hz - 20 kHz Input 1: Stereo RCA - mixable Input 2: Stereo 3.5mm - mixable Speaker Outputs: Stereo or Mono Bridgeable Power Supply: 24V @ 2.5 Amps - 60 watts Operating Temperature: -40F - +190F Weight: 1.6 lbs (amp only) Amp Dimensions: 4.75"w x 5.22"d x 1.26"h Warranty: 3 Year Standard Plenum Rated
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