FTDI Click - Board with FT2232H - dual high speed USB 2.0 to UART/I2C/SPI serial interface converter
multi-voltage USB dual UART | mv-uart
USB-COM485-PLUS2 - Ftdi - USB to a Dual Interface RS485 Level Serial UART Adaptor
Wiki - multi-voltage USB UART - Open Source Mobile Communications
USB-to-Dual-UART Bridge | Microchip Technology
UART-Serial-USB : CP2102 USB 2.0 to TTL UART Module 6Pin ...
CP2105 Dual USB to UART New Version from Dantronics on Tindie
High precision Capacitive Fingerprint Reader (B), UART/USB dual ports
Amazon.com: JESSINIE FT2232HL Dual Channel UART Module USB to Serial Adapter USB to UART USB to FIFO SPI I2C JTAG RS232 RS422 RS485 Module Compatible with UHCI OHCI EHCI Host Controller Dual
USB-to-Dual-UART Bridge | Microchip Technology
Dual USB to UART with Handshaking from Dantronics on Tindie
USB UART Bridge Dual Channel Example | Harmony 3 USB Device application examples