FOUND TRHIS AT A LOCAL FLEA MARKET ... PLUGGED IT IN AND ........ WORKS ! ... SOUND + BUTTONS WORK ... DISPLAYS " NO SVC " ... THIS WAS PART OF BEING COOL, IN THE 1980'S ... WEIGHS 2-3/4 POUNDS ! ... JUST RIGHT FOR YOUR VINTAGE CAR OR TRUCK, OR DISPLAY ..... $9.95 ~ NO RESERVE ...