Audio speakers; Earphones and headphones; Headphones; Headsets for cellular or mobile phones; Headsets for mobile telephones; Headsets for telephones; Audio headphones; Music headphones; Stereo headphones; Wireless headsets for smartphones

Headphones; Headsets for cellular or mobile phones; Headsets for mobile telephones; Headsets for telephones; Music headphones; Audio headphones; Audio speakers; Earphones and headphones; Stereo headphones; Wireless headsets for smartphones

Audio-video receivers; Camera filters; Computer hardware and computer peripheral devices; Computer keyboards; Electronic measuring device that displays a manual wheelchair user's propulsion activity, namely, number of pushes, distance traveled, speed, and cadence; Filters for optical devices; Lens filters; Loudspeaker cabinets; Measuring instrumentation and apparatus, namely, digitizers; Optical filters; Optical filters for screens; Photographic filters; Remote video monitoring system consist...