... medical enviroment 4, different design scheme provided wireless patient to nurse calling system for hospitalwireless nurse call system, wireless paging system, wireless ... mode switch.7, Easy installation, simple operation, and self-test.8, It could be placed on the table or hung on ... result by softer ware.5,Work mode: one-to-one, more-to-one, one-to-more6,Signal Coverage:5000ft (in open area)7 ...