OEM, REALISTIC Plug-in AC-DC Power Adapter 117vac to 4.5DC cat. NO. 12-704. input 117VAC output 4.5 VDC @ 60mA. Tested, good, condition appears new,output plug prong 5/8"L, Designed for Realistic radios #12-745-- AM/FM Shortwave and #12-746--AM/FM Marine Band, in original box with original instruction sheet. aprox. age 1960. stk#(2551)A3,B6