For presentation-style scanning in retail or warehouse environments Reading 1D and 2D barcodes on computer monitors and mobile phones; Tracking barcoded items Mobile Advertising and 2D Barcodes: Entertainment or Essential? — Presentation Transcript. Mobile Advertising and 2-D Barcodes Entertainment or Essential?LSR devices operate on presentation of a mobile phone or PDA. The high performance 2D barcode imager captures barcodes in any orientation in less than a second of 2:22 Watch Later Error Okari Mobile 2D Barcode Presentation by miclund80 1,849 views; 2:06 Watch Later Error Mobile Websites by MobiWebsites 2,236 views