3D spectacles; Acoustic membranes; Circular slide rules; Headphones; Light emitting diodes (LEDs); Smartglasses; Smartwatches; Solar batteries; Tablet computers; Battery chargers; Cabinets for loudspeakers; Data processing equipment, namely, couplers; Electronic book readers; Mouse pads; Protective cases for smartphones

Access control and alarm monitoring systems; Air analysis apparatus; Air quality measurement apparatus, namely, particle counters; Alarm monitoring systems; Alarm sensors; Alarms for the detection of inflammable gases; Apparatus for transmission of communication; Battery performance monitors; Carbon monoxide detectors; Computer hardware and recorded software system for remotely monitoring environmental conditions and controlling devices within a building, facility, grounds, or designated spat...