Brand Adafruit

Check the listing for details. Adafruit FTDI Serial TTL-232 USB Cable. Condition: New. Listed at 17.90 USD. Just about all electronics use TTL serial for debugging, bootloading, programming, serial output, etc. But it's rare for a computer to have a serial port anymore. This is a USB to TTL serial cable, with a FTDI FT232RL usb/serial chip embedded in the head.

$12.53
$17.90