A connector for connecting an audio-visual device (100, 202) to an external antenna (702a, 702b, 802a, 802b), the connector comprising: a cable connector (704, 804) comprising the external antenna (702a, 702b, 802a, 802b), wherein the external antenna (702a, 702b, 802a, 802b) comprises a first external antenna and a second external antenna; and a device connector (120, 210, 224) comprising: a port (126, 220) configured to receive power from a source external to the audio-visual device (100, 202) via a power connector of the cable connector (704, 804); an antenna port (124, 230a, 230b) configured to connect the audio-visual device (100, 202) to the external antenna (702a, 702b, 802a, 802b) via at least one antenna connector (232a, 232b) of the cable connector (704, 804); and a detection mechanism, connected to the antenna port (124, 230a, 230b), configured to: detect a presence of an antenna connection at the antenna port (124, 230a, 230b); connect to an internal antenna of the audio-visual device (100, 202); and transmit a signal to the audio-visual device (100, 202) indicating the presence of an antenna connection at the antenna port (124, 230a, 230b), wherein the signal is configured to cause the audio-visual device (100, 202) to use the external antenna (702a, 702b, 802a, 802b) instead of an internal antenna of the audio-visual device (100, 202), or to use the external antenna (702a, 702b, 802a, 802b) in combination with the internal antenna. a cable connector (704, 804) comprising the external antenna (702a, 702b, 802a, 802b), wherein the external antenna (702a, 702b, 802a, 802b) comprises a first external antenna and a second external antenna; and a device connector (120, 210, 224) comprising: a port (126, 220) configured to receive power from a source external to the audio-visual device (100, 202) via a power connector of the cable connector (704, 804); an antenna port (124, 230a, 230b) configured to connect the audio-visual device (100, 202) to the external antenna (702a, 702b, 802a, 802b) via at least one antenna connector (232a, 232b) of the cable connector (704, 804); and a port (126, 220) configured to receive power from a source external to the audio-visual device (100, 202) via a power connector of the cable connector (704, 804); an antenna port (124, 230a, 230b) configured to connect the audio-visual device (100, 202) to the external antenna (702a, 702b, 802a, 802b) via at least one antenna connector (232a, 232b) of the cable connector (704, 804); and a detection mechanism, connected to the antenna port (124, 230a, 230b), configured to: detect a presence of an antenna connection at the antenna port (124, 230a, 230b); connect to an internal antenna of the audio-visual device (100, 202); and transmit a signal to the audio-visual device (100, 202) indicating the presence of an antenna connection at the antenna port (124, 230a, 230b), wherein the signal is configured to cause the audio-visual device (100, 202) to use the external antenna (702a, 702b, 802a, 802b) instead of an internal antenna of the audio-visual device (100, 202), or to use the external antenna (702a, 702b, 802a, 802b) in combination with the internal antenna. detect a presence of an antenna connection at the antenna port (124, 230a, 230b); connect to an internal antenna of the audio-visual device (100, 202); and transmit a signal to the audio-visual device (100, 202) indicating the presence of an antenna connection at the antenna port (124, 230a, 230b), wherein the signal is configured to cause the audio-visual device (100, 202) to use the external antenna (702a, 702b, 802a, 802b) instead of an internal antenna of the audio-visual device (100, 202), or to use the external antenna (702a, 702b, 802a, 802b) in combination with the internal antenna.