wireless telephony apparatus; wireless speaker microphones; wireless electronic doorbells; wireless communication apparatus; weighing scales for personal use; weighing scales for kitchen use; virtual reality glasses; videotape recorders for automobiles; timers; telescopic sights; telescopes; tape recorders; tacheometers [surveying apparatus]; swim goggles; speakers, portable; soundboards; sound reproducing apparatus; smart rings; slide projectors; radio alarm clocks