UsbSpeed import { UsbSpeed } from "destack:device/binding"; USB device speed. export enum UsbSpeed { Unknown = 0, Low = 1, Full = 2, High = 3, Super = 4, SuperPlus = 5, } language/library/src/device/binding/usb.ds:12:25 Variants Unknown = 0 Host did not report the negotiated speed. Low = 1 Low-speed USB. Full = 2 Full-speed USB. High = 3 High-speed USB. Super = 4 SuperSpeed USB. SuperPlus = 5 SuperSpeedPlus USB.