Qunqi 3.3V 5.5V FT232RL FTDI USB to TTL Serial Adapter Module for Arduino Mini Port Chipset FT232RL,Support 3.3V, 5.5V,Not genuine FTDI chip Support Win95/98/98se/ME/2000/XP/win7 32bit 64bit /Vsita/,Do not Support Win8 using 500MA self-restore fuse RXD/TXD transceiver communication indicator Pin Definition: DTR,RXD,TX,VCC,CTS,GND Chipset FT232RL,Support 3.3V, 5.5V,Not genuine FTDI chip Support Win95/98/98se/ME/2000/XP/win7 32bit 64bit /Vsita/,Do not Support Win8 1x Ft232rl Module