Analog to digital converter (ADCs); [ Antennas; ] Batteries, electric; Battery chargers; Cabinets for loudspeakers; Cases for mobile phones; Central processing unit (CPU) coolers; [ Computer keyboards; Computer mouse; ] Computer peripheral devices; Covers for tablet computers; Data processing apparatus; Electric cables and wires; Electrical plugs and sockets; Headphones; [ Light emitting diodes (LEDs); Microphones; ] Monopods used to take photographs by positioning a smartphone or camera bey...