USB OTG is one of the specifications of USB. It allows USB devices such as tablets or smartphones to act as a host. An OTG can be used to connect other USB devices, such as USB flash drives, digital cameras, mice or keyboards, to a smartphone. (https://en.wikipedia.org/wiki/USB_On-The-Go).
| Vendor | Model Name | USB Connection |
| ELECOM | USB3-AFCM01NBK | Type-C |
| CableCreation | CC0018 | Type-C |
| Rampow | USB C to USB3.1 | Type-C |
| ELECOM | USB3-FFCMADBK | Type-C |
| ELECOM | TB-MAEMCBN010BK | Micro B |
| UGreen | 10822 | Micro B |
| ELECOM | MPA-MAWMCB010BK | Micro B |
| StarTech | UUSBOTGW | microUSB |
| Nonda | MI22SGRN | Type-C |
| Basesailor | B07449RJV8 | Type-C |
| Acon | RJD-19-027(0) | Type C to A |
| Acon | RJD-19-028(0) | Micro B to A |
| FIH | A0108-0001 | Micro B to A |