IC Chip: Original FTDI FT232RNL+UM213 Chip. Connector B: Right Angle Low Profile DB9 Male Connector, Right Side Cable outlet, 4 Pin Male Up, Screw Lock. Output Signal: RS232. 【RS232 Signal】USB 2.0 to Ultra Thin 9Pin DB-9 RS-232 Serial COM Port Cable,Supports full RS-232 Signal(1-9 Pinout: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI).