... IBM4778) is a reliable and cost-effective replacement for all models (with or without encryption) of the IBM4777 Magnetic Stripe Reader / ... the serial (RS232) port of PC, easy to use.Produced with advanced technologies and designs, ensured its reliability.Adopted multi-CPU ... selfLife of key button1,000,000 timesLCD display2*16 characters, with letter or figurePad layout12 keys, 0-9 figure key, Enter ...