Sony Super Betamax
SL-HF550. From the year 1986. Sold for $900. Has 3 heads, perfect freeze-frame and slo-mo, improved fluorescent
display with moving arrows showing tape motion, 7-day, 6-event
programming, Unlike the SL-HF450 this one
has split audio level controls for L and R
channels. Step up model from the SL-HF450.