Socket Mobile-WW » Knowledge Center » Barcode / NFC Types » UDI (Unique Device Identification

UDI (Unique Device Identification) Overview

UDI2 Barcode

UDI barcode symbology is a global  standard based on the Code 128 used for the identification, labeling and information processing of human blood, tissue and organ products. 

How to scan 1D and 2D barcodes (EN)

Supported Host Device


Products that Support UDI

(Enabled on D745 and D755)

D745 and D755


Supported Business Applications:

Partner Applications

Applications integrated with Socket Mobile's CaptureSDK.


Verify with your application provider that Socket Mobile's latest CaptureSDK was implemented in your app. See the latest CaptureSDK version.

See complete list of business applications.

Non-CaptureSDK Applications

Applications that are not integrated with Socket Mobile's CaptureSDK:



UDI is supported by default on all Socket Mobile barcode scanners. You can enable or disable this symbology on your Socket Mobile scanner simply by scanning the codes below. Note: Scanner must be in a disconnected state before scanning the command barcode

Enable UDI by scanning the barcode below*:

ISBT128 Enable 

Disable UDI by scanning the barcode below*:

ISBT128 Disable

See the full programming guide for more info and troubleshooting.
*D750 requires separate enable/disable command barcodes found in the programming guide.

Troubleshooting / FAQ

Q: What is the typical usage for UDI?

A: Healthcare

Q: How to read blood group only?

A: App coming soon, please fill out a barcode support form.

Q: Need more help?

A: Go here for additional barcode troubleshooting and FAQs.