This is a stereo tube amplifier made by telefunken, model S81 found in a salzburg console unit. Tube compliment is 2x ecl82 tubes and power output is around 2 WPC at 8 ohms or 4 ohm single ended. This amp was meant to run an auxillary pair of speakers and was an add-on to the original radio console. It's all original, but some caps and the rectifier are replaced/bypassed for reliability. All caps are Philips ” musterd “ high quality. The main elektrolyt is replaced it it’s original housing. Nice detailed tube sound. There are slightly bigger coupling caps placed for better low frequency response. Use high efficiency load-speakers for best result. Speaker output is standard banana size. Input is 3-way din. These are all included in the auction! Condition is good, nice patina. Not re-painted. Carefully shipped