Smaller brand Audio Sonic red LED display calculator from early 1970’s produced in Hong Kong. Works fine on a 9 volt battery as shown (not included). Great condition and good condition complete box. It measures ca. 12,5 cm or 5 inches tall. There are only minimal signs of use. Selling for use again or as a cool desk display piece. Do check the attached video to learn all about the history of the calculator, or read Vintage collections: handheld electronic calculators.
