Monitoring equipment LKJ2000, screen display LKJ2000, LCD LQ104V1DG11, graphics card PC104, LKJ2000 voice board, LKJ2000 digital display, LKJ2000 monitoring mainframe, LKJ2000 monitoring motherboard, LKJ2000 back cover, LKJ2000 monitoring motherboard, LKJ2000 overvoltage suppression board, LKJ2000 monitoring recording plug-in, LKJ2000 ground information processing plug-in, LKJ2000 power plug-in, LKJ2000 J2000 communication plug-in, LKJ2000 analog output input plug-in, LKJ2000 digital input plug-in, LKJ2000 digital input and output plug-in, LKJ2000 revelation card testing device TYK1, LJK2000 large-capacity IC card 2M (2M), LKJ2000 dump, LKJ2000 card reader, LKJ2000 matching pressure sensor, LKJ2000 matching electronic components are complete. TAG：