The StarTech.com 3.3ft (1m) USB to Null Modem Serial Adapter Cable is designed to add RS-232 serial communications support to a desktop or laptop computer, allowing you to resolve DCE/DTE conflicts directly without the need for additional cross-wired serial cables or adapters. Interchangeable DB9 screws/nuts for secure connection
LED indicators for real-time monitoring of port activity
Compatible with Windows, macOS, ChromeOS, and Linux
COM retention feature for automatic COM port reassignment
Rugged TPE construction with Level-4 ESD protection for enhanced reliability
Copper shielding minimizes EMI and RFI interference
USB 2.0 interface with FTDI FT232R chipset for high performance
Max baud rate of 921.6Kbps for fast data transmission