... MHz On-chip Oscillator and one PLL -Supports 3.20, 3.43, 3.69, 4.00, 4.36, 4.80, 5.34, 6.00, 6.86 ... with more SmartReadersPlus using an USB Hub.- No power supply required.- Supports all known smartcards. for more information on Smargo , smart card reader ...