Amazon.com: USB PowerControl Board - USB to USB Solid State Relay for Raspberry Pi and Arduinos : Electronics
USB Relay Controller Board - 4 Channels for Home Automation
USB 3.1 Mini 4 Port Hub Component with ESD Surge Protection - PCBA - Coolgear
USB REG Board - MikroElektronika
USB Micro-B Breakout Board : ID 1833 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
USB Type-B Connector Breakout Board
Dc 5v 18v 50w Amplifier Mp3 Decoder Board Bluetooth5.0 Car Mp3 Player Usb Recording Module Fm Aux Radio For Speaker Handsfree - Mp3 Players - AliExpress
SL811 USB Board Accessory board provides your MCU system a USB HOST port
Walfront Mach3 USB Interface Board, USB CNC Controller 4 Axis Motion Control Card, Interface Breakout Board for Stepper Motor Driver : Electronics
USB UART Board - FTDI USB to Serial Adapter Board
TinyPICO ESP32 Development Board with USB-C : ID 5028 : $21.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB Micro-B Breakout Board
USB to VGA Adapter - On-board Driver - USB Video Adapters
USB Mini-B Breakout Board : ID 1764 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
DEBO MICROUSB 2: Development boards - breakout board with micro-USB 2.0 at reichelt elektronik
Packet Sniffer/USB Dongle for Kinetis KW0x | NXP Semiconductors
VOXL USB Expansion Board with Fastboot and Emergency Boot | ModalAI, Inc.
Gen 2 Electrically Isolated USB EZO™ Carrier Board | Atlas Scientific