Hitachi stereo receiver model SR-2004. This stereo was sold in 1977. Rated at 200 watts per channel. Features, High and low filters, MPX noise filter, FM muting on/off, IF band wide/narrow, multipath, Tape A/B or B/A duplicator switch, mic input, two tape monitors, two phono inputs, one aux input, separate, treble, mid, and bass controls, also has both tuning and signal meters and Right/Left channel power watt meters. Neat monster receiver.