100 6 0Download size Original (2500 x 1832) Large (1920 x 1406) Medium (1280 x 937) Small (640 x 468) Stethoscope, Pen, Iphone, Macbook, and Sunglasses close-updevicedisplayelectronicsequipmenteyeglassesflatlayindoorsinstrumentinternetkeyboardlaptopmobile phoneobjectspenportableroomsmartphonestethoscopetechnologywireless