The solution features an 868 MHz radio frequency with an operating range of up to 250m for H411M, H411P and 100M for the H411R remote control. It has 32 wireless zones and four hard-wired zones, with an LCD display control panel. It has a 2 x 16 LCD panel to display programmable status of alarm setting, date and time and so on. The rolling code technology provides millions of code combinations for maximum security protection. The auto-reporting mechani sm ensures proper functioning for all devices. Its built-in voice dialer calls up to four numbers with automatic messages informing users about intrusions.