Bus PCIe Connectors 1x Female DB37 Power Consumption 260 mA @ +3.3 V (typ.) Certifications CE, FCC, RoHS OS Support 32-bit/64-bit Windows 7/8/10, and Linux Dimensions 168 x 111 mm (6.6" x 4.4") Ports 4 Data Bits 5,6,7,8 FIFO 256 bytes Parity None, Even, Odd, Mark and Space Speed 50 bps ~ 921.6 kbps, any baud rate setting Stop Bits 1,1.5,2 Data Flow Control DTR/DSR,RTS/CTS, Xon/Xoff Communication Controller XR17V352 Comes with DB37 to 4 x DB9 cable