Royal Consumer Information Products Inc. is a leading supplier of office products accessories and supplies for the consumer and small business markets. With its' roots in the Royal Typewriter Company founded in 1904 Royal's product line has evolved to include cash registers shredders PDAs/electronic organizers postal scales weather stations and a wide range of imaging supplies supporting today's most popular printers faxes and copiers.900 MHz wireless headphones. Ideal for TVs DVDs and Hi-Fi systems. RF technology lets user roam freely throughout house or yard. Auto On-Off control and auto tuning function. Auto scanning and 2-way system.