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About this item:CCD Barcode scanner Support reading linear barcode directly from a Computer Screen and mobile phone.Barcode Reader Plug and play,just plug in a standard USB port and start scanning, no need to install any software or drivers. Widely used in supermarket, retail store, library, express..

About this itemHDMI 2.0 Audio Extractor - Extract 1 HDMI source to 1 HDMI Ultra display and the audio output can be separated by an optical SPDIF Toslink or a 3.5mm/RCA audio port. The audio and video can be output simultaneously, get high-fidelity and lossless enjoyment4K Ultra HD Resolution - Supp..