[ Analog to digital converter (ADCs); ] Audio-video receivers; Cables and fibres for the transmission of sounds and images; Converters, electric; [ Digital to analog converters (DACs); ] Electronic hubs for connecting portable electronic devices, tablet computers in an automobile; Power supply connectors and adaptors for use with portable electronic devices; Television and video converters [ ;Transmitters and receivers for audio and video signals for transmission over twisted pair cables ]