Amazon.com: HiLetgo USB Host Shield for Arduino UNO Support Google Android ADK USB HUB : Electronics
6.90.00 emPower USB Host Board - Segger | Mouser
2-in-1 Multi-Function Micro USB Host OTG Cable w/ USB Plug Power (OTG Cable
Miditech USB MIDI HOST | MUSIC STORE professional
Add USB Support to Any Project Using Bitluni's Cheap USB Host Microcontroller - Hackster.io
Micro USB Host OTG Cable with USB Power for Android Tablet Samsung/HTC/Nexus/LG – ASA College: Florida
Micro USB Host OTG Cable with USB Power for Samsung / HTC / Nexus / LG Phones – ASA College: Florida
U-Drive Control System USB Host Module - AndyMark, Inc
Amazon.com: DSYJ DSYJ-D0000101 Micro USB Host OTG Cable with Micro USB Power for Nexus 4 Nexus 7 Galaxy S Iii & Galaxy Nexus 0.65ft 1Pcs Black : Cell Phones & Accessories
Cheap USB Host Microcontroller [CH559, ESP32, HID] - YouTube
PJRC Store
VeriFone MX915 / MX925 RJ45 to USB Host Cable
Kenton Midi USB Host – Thomann United States
USB MIDI Host Box - DOREMiDi
USB OTG Host Cable MicroB OTG male to A female
USB HOST MIDI 2 USB HOST MIDI -UHM [UHM2] - €75.00 : Zen Cart!, The Art of E-commerce
Amazon.com: Miditech USB MIDI Host, MIT-00155 : Musical Instruments
USB On-The-Go - Wikipedia
Adafruit Feather RP2040 with USB Type A Host : ID 5723 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
CH559 USB Host Breakout Board from MatzElectronics on Tindie