Db9 Serial Gender Changer Couplers.

Type: 9-Pin RS232 Serial Adapters available in Male-to-Male or Female-to-Female configurations. Purpose: Used to connect two serial cables together or change the gender of a port. Features: Durable metal construction with nickel-plated shielding for stable data transmission and EMI/RFI interference prevention. Applications: Connects computers to various serial port equipment such as scanners, printers, and plotters.