Citi-Fone SS/6 Make Citi-Fone Model SS/6 Orig Price $169.50 Power Input 5 Watts - 6VDC, 117VAC Dimensions 8"x11"x4.5" Weight 14 lbs. Citi-Fone SS – Advertisement Citi-Fone SS ad in S9 Magazine – July 1964