Spyglasses; Barcode scanners; Computer peripheral devices; Digital audio tape recorders; Digital door locks; Electric bark control dog collars; Flotation vests; Headsets for use with computers; Helmets for bicycles; Meat thermometers; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Portable wrist-mounted digital electronic device for audio recording and audio pl...