Check the listing for details. ELEKTRONIKA MK - 52 + Memory BRP - 4 USSR Soviet Programmable Calculator. Condition: Used. Listed at 75.00 USD. Vintage USSR Scientific Programmable Calculator ELEKTRONIKA MK- 52 .+Memory BRP-4 There is a possibility of connecting external ROM PDU (expansion unit memory) with games and mathematical programs, which kept a few dozen programs that make up the user library (these programs are written by the manufacturer).BRP- 4 Contents - game, sports, professional and domestic programs;In original box with manual, cap and power adapter. Can work on 4 AA batteries. Made in Ukraine (USSR) . Shipping: 1. Worldwide, delivery will be made by Registered Airmail with track number. 2. The item(s) will be sent within 1-2 business days after the payment is received. 3. Goods will be sent from Kiev -the capital of Ukraine. Smallest delivery way. If there is no mail failure, no more delivery time is 12-15 days toEuropean countries, 14-21 days to the USA, Japan, Australia .Therefore, real typical delivery time to USA & Europe about 7-10 days,Japan & other about 10-14 days.Safe packaging guarantied !5 star reputation and customersatisfaction is our most important goal.Please contact us with any questions and we greatly appreciate your feedback !Have a great day !