1. See https://www.controlanything.com/Relay/Relay/WIRELESS for commercially available wireless relays.
2. See http://ftp1.digi.com/support/documentation/90000976_F.pdf for XBee/XBee-pro ZB RF Modules (Digi International Inc., 5.11.2010).
3. See http://www.cypress.com/?docID=45021 for PSoC Programmable System on Chip. Technical Reference Manuals (TRM), Last Updated: 2013 (Cypress Semiconductor Corporation, July, 2013).
4. See http://www.ni.com/pdf/manuals/320999b.pdf for LabVIEW User Manual (National Instruments Corporation, January, 1998).