| 摘要 |
A communications device for forming a network node between two or more devices or systems. The communications device has a power supply connector for connecting to a power supply in a light socket of a lighting system thereby to power the communications device. The communications device depends from the light socket by the power supply connector. The communications device also includes a receiver for receiving incoming information from one or more first devices or systems, and a transmitter for transmitting outgoing information to one or more second devices or systems. |
