... or CMOS level output can be customized Specifications:1.USB 3.0 to RS232 3.Welcome OEM/ODM Packaging & Delivery: Packaging Detail ... or customized6.Output port can be customized.Features:1.FTDI usb UART cable2.VCC(5v), GND, TX, RX, CTS ... , RTS, RI, DCD, etc 3.3.5-4.5mm, 24-28 AWG, copper4.0.20M-2M , blue 5.CE, RoHS ... pay compensation to customers without any charge. USB to RS232 8P8C high quality cable