MTX 4122

-2 Channel Amplifier
-Power 12.5V
-Rated Power (stereo): 30 W RMS x 2 @ 4 ohms, 2 X 60 WRMS @ 2 Ohms
-Briged Power 1 X 120 RMS 4 Ohm Mono
-Power 14.4V
-Rated Power (stereo): 50 W RMS x 2 @ 4 ohms, 2 X 80 WRMS @ 2 Ohms
-Briged Power 1 X 200 RMS 4 Ohm Mono
-Frequency Response: 10 Hz-30 KHz
-Crossover hi/low 85Hz defeatable
-Full range RCA output
-Dimensions: 8"L x 9.75"W x 2.1"H

About a year old. Give me a reasonable offer.