Headphones; Antennas; Anti-theft locks specially adapted to personal electronic devices, namely, laptops; Electric plugs; Electronic device for monitoring and optimizing photovoltaic arrays; Headsets for mobile telephones; Personal stereos; Smart watches; Sound recording apparatus; Switches, electric; Time switches, automatic; Wearable activity trackers; Air traffic control radio equipment; Audio speakers; Loud speakers; Protective covers for smartphones; Wire diameter measuring devices; Wire...