This is a portable program transfer device that transfers CNC machine programs from a standard USB flash drive (USB key, pen drive, memory stick...) to or from CNC control via the RS232 communication port, also referred to as DNC drip feed or Up -Load and download. File name extension supports: *.?NC, *.TXT,*.NC, *tap Replace your PC with DNC software Data transfer to CNC machine, from USB to RS232, USB to 50-pin parallel port. It can transfer from USB or memory. Memory up to 2G, 4G... Transfer data to the CNC machine with TAPE MODE or MEMORY MODE 2.4-inch LCD, 65536 colors Features: COPY-PASTE, CUT-PASTE, RENAME, NEW FOLDER, DELETE, AUTO CUT... Baudrate MIN MAX: 1200-115200 Shipping: International shipping. We will ship with and track no Delivery: Within 1-2 business days of receipt of payment. --------------------------------------------------- --------------------------------------------------- ------------------ you can visit our store to see the right DNC item for your needs. Click Follow to update new products and better prices https://stores.ebay.com/dnccnc View other great items