Profile: Simu U. S., Inc. deals with motor and automatic devices for rollers, shutters, awnings and metal shutters. Our product line includes wall Hz transmitter, COLOR™ remote controls, timer Hz and Hz receiver. Our brands include Hz RadioSystems™. Our Hz receiver SIMU-Hz radio system is a reliable and open-ended system. The " "Rolling Code" technology with over 16 million possible combinations keeps the commands secure. It features a range of 200 m in a free field and 20 m between two reinforced concrete walls. Our Hz receiver is the ideal cost-effective solution for upgrading wired installations into radio controlled systems offering all the benefits of the SIMU-Hz radio system.