Tektronix TDS3GM Module for TDS3000 Series Oscilloscopes w/ GPIB RS-232It was removed from a working TDS3034B TDS3GM Module for TDS3000 Series Oscilloscopes w GPIB RS 232 Tested, good working condition The item is sold for TDS3GM only, but it is excluded all other equipment and accessories referring to attached pictures Return is accepted ONLY due to DOA while arrival There is no return if protection seals are removed broken opened Import Tax and custom clearance are responded by buyer I hope the item is able to comply