Earphones; Headphones; Megaphones; Radios; Smartwatches; Battery jars; Cabinets for loudspeakers; Computer peripheral devices; Devices for wireless radio transmission; Noise cancelling headphones; Radio receivers and transmitters; Rechargeable batteries; Solar batteries; Solar panels for the production of electricity; Sound transmitting apparatus; USB charging ports; Wearable activity trackers; Wearable video display monitors; Wireless chargers; Wireless headsets for smartphones; Wireless tra...