An illuminator (20) and a liquid container assembly including the illuminator are disclosed. The illuminator (20) includes a light source (24), a power source and a coupling portion (22). The coupling portion (22) is flexibly compressible such that the illuminator (20) is easily inserted and secured within a space o...

The present disclosure provides a system and device for providing redundancy to multi-channel audio to a speaker. The system includes: an audio unit configured to receive audio signals from input channels based on predetermined association of audio signals with a corresponding input channel; and a control unit opera...

The present disclosure provides a system and device for detection device for public address broadcasting.the device includes:at least one input port for receiving a stream of audio signals;a first communication channel extending from the input port to at least one output port to enable electric coupling of the input...

The present disclosure relates to a system and method for enveloping audio system in seat without visual obstruction for virtual reality and other applications discloses a device which allows high quality enveloping audio for virtual reality applications without the use of headphones or a virtual reality headset or ...