Realty Automation & Security Systems Pvt. Ltd. Offers 4 Way Wireless Remote Control. Realty Automation & Security Systems Pvt. Ltd. Supplies electronic safety, security, surveillance & automation solutions to customers. 4 Way Wireless Remote Control can be used with any electrical device which needs to be switched ON or OFF. 4 Way Wireless Remote Control allows connecting up to four electrical appliances like lights, Fans Water Pumps Door Locks etc. Output is in the form of four potential free contacts corresponding to each button on the remote control. Many establishments [homes, offices, banks etc] need wireless remote control of equipment. Its brand name is WRC-04.