... FLASH/SDRAM, support at least 500 transaction records.OSLinuxPower SupplyExternal switch powerInput: 100V~240V AC,50/60HzOutput: 8.5VDC, 2 ... current:1AConnectivity1 power port,1 telephone line port,1 net/telephone port, 1 RS232/PINPAD portMagnetic Stripe ReaderTrack 1/2/3, bi-directional ... and dustproof, 10 alphanumeric keys,9 function keys,1 on/off switch, supports to input figure and letter,the life ...