The StarTech.com 3ft (1m) USB to Null Modem Serial Adapter Cable is a connectivity solution designed for demanding applications. With its rugged TPE construction, this cable is built to withstand harsh conditions, ensuring reliability and longevity. It features an FTDI controller and interchangeable DB9 screws/nuts, providing versatile connectivity options for a wide range of devices. The cable also boasts COM retention, which ensures consistent and reliable communication between devices. Additionally, it is equipped with Level-4 ESD protection, offering safeguard against electrostatic discharge and ensuring stable data transmission. Whether you're connecting in a Windows, macOS, ChromeOS, or Linux environment, this adapter cable is engineered to deliver superior performance and protection.