/Web APIs


Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The USBIsochronousInTransferResult interface of the WebUSB API provides the result from a call to the isochronousTransferIn() method of the USBDevice interface. It represents the result from requesting a transfer of data from the USB device to the USB host.


USBIsochronousInTransferResult() Experimental

Creates a new USBIsochronousInTransferResult object with the provided packets and data fields.

Instance properties

USBIsochronousInTransferResult.data Read only Experimental

Returns a DataView object containing the data received from the device. This is the combined data from all packets. See the individual DataView objects in the packets array for the portion of this buffer containing data from each packet.

USBIsochronousInTransferResult.packets Read only Experimental

Returns an array of USBIsochronousInTransferPacket objects containing the result of each request to receive a packet from the device.


Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
USBIsochronousInTransferResult 61 79 No No 48 No No 61 No 45 No 8.0
USBIsochronousInTransferResult 61 79 No No 48 No
NoWebView exposes this interface, but does not support WebUSB. See Chromium bug 933055.
61 No 45 No 8.0
data 61 79 No No 48 No No 61 No 45 No 8.0
packets 61 79 No No 48 No No 61 No 45 No 8.0

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