FT232 USB UART Board (mini) FT232RL USB TO UART Converter with USB Mini Connector Supports Mac Linux Android Windows 7/8/8.1/10|mini linux board|usb tousb to uart - AliExpress
CH340G USB to UART Converter
OPEN SMART CP2102 USB to TTL Serial Adapter Module USB to UART Converter Debugger Programmer for Lilypad for Arduino|usb to|usb to ttlusb to uart - AliExpress
USB To UART Converter Module, For Computer or laptop, Model Name/Number: CP2102, | ID: 20465205348
USB to UART converter 3,3V and 5V
PL2303 USB to UART Converter Board - RobotShop
UC00A (FTDI) USB to UART Converter
FTDI FT232RL USB-UART Converter - Mini USB
Addicore CP2102 USB to Serial (UART) Converter Module
WitMotion USB-UART Converter 3-in-1 Multifunctional(USB to TTL/USB to RS232/ USB to RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux,Arduino for Development Projects : Amazon.co.uk: Computers & Accessories