The flyakntech.com USB232A-E-A USB to Serial Adapter with 921.6Kbps is the successor to the USB232A-B. The USB232A-E-A USB to RS-232C Adapter provides a reliable and versatile solution for effortlessly connecting RS-232 devices to your computer or laptop through a USB port. Equipped with 9 x Data Status Monitoring LEDs, this RS232-Adapter provides clear visual feedback on the status of your RS-232 connections. Each LED corresponds to a specific signal pin. Whether you're transmitting or receiving data, the LED indicators keep you informed.