... Modem, GPRS or CDMA ,LANSupport optional components, such as barcode scanner, fingerprint reader, pinpad, contactless card etc.More security design ... 1 RS232/PINPAD portMagnetic Stripe ReaderTrack 1/2/3, bi-directional swipe, speed is 10mm/s-100 mm/s, GB ... and area code.UpdateRS232 from PCAdditional (optional)Finger printer ,Laser scanner,pinpadsize210(L) X 102(W)X79(H)mmCertificationsChina Union ...