Headphones; Loudspeakers; Microphones; Pedometers; Smartwatches; Subwoofers; Sunglasses; Acoustic alarms; Audio interfaces; Computer keyboards; Computer mouse; Computer peripheral devices; Earpieces for remote communication; Mouse pads; Personal stereos; Rearview cameras for vehicles; Recording and playing devices for sound and image carriers; Security surveillance robots; Sound recording apparatus; Spectacle frames; Wrist rests for use with computers