The Omikron CallHelp 400RX is the receiver of the system. Which can vibrate or vibrate/beep, continuous or intermitent. In the display appears a messagecode of one or three digits, depending on the chosen mode of operation (9L, 9LPlus,99L of 999L). One battery charge is sufficient for 2 to 4 weeks of use, depending
on the intensity of use. For the 400RX is a protection bag 400LC available.