Timeout notification; if the timeout is not handled; the prompt will be repeated; reduce omissions and mistakes ^^ Call record query; the medical pager system has the call record query function; you can search the last 32 call records ^^ Nurse paging system offers three different power supply options from which you can choose; DC; Type-C and battery ^^ Nurse call system long range; the LoRa model call button has operating range up to 2000m/6562ft from panel (the specific distance is subject to actual conditions) ^^ 3 call grade; green color is ordinary call; red color is emergency call; the blue color is timeout call; you can choose different color call according to the degree of urgency