USB to Serial UART 5V TTL Header Cable, UART Interface
Ttl-232r-3v3 Usb To Ttl Serial Cable Adapter Ftdi Chipset Ft232 Usb To 3.3v 5v Ttl Uart Serial Rs232 Download Cable - Pc Hardware Cables & Adapters - AliExpress
Adafruit Industries USB to TTL Serial Cable - Micro Center
USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi : ID 954 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB-TTL Debug Cable 1m for ROCK PI Boards – ALLNET China