Description: Based on one of the best known Serial chipset MCS9901 for best performance. Ideal for connecting to modem, cellular phone, PDA, ISDN terminal adapter, satellite receiver, graphic tablet, bar code scanner, label printer, automated teller machine, GPS, finger print identification, Infra-Red transceiver, packet radio, magnetic card reader, Pos devices, multi-modem dail-up server, digital camera, automation interface, and card reader. Keeps old Serial devices alive.