Barcode scanners; Computer cameras; Earphones; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Fingerprint scanners; Microscopes, including stereomicroscopes; Multifunction electronic devices for use in copying, printing, scanning, video capturing and/or transmitting documents and images; Picture projectors; Scanners; Self-acting focussing projectors; Three dimensional (3D) scanners; Touchscreen monitors; Video projectors