... finger, any opapue touch * lifetime:11years * CE, FCC Infrared Smart LED interactive whiteboard Application: Widely use to E-classing, E-Schooling, conference ... roomsColleges, Training Centre and Education GroupsTang Hftouch infrared interactive whiteboard is leading the meeting and learning models of ... 1MIC 1Componet terminal2Composite Video IN2S terminal 1BG,DK,I ,(M/N,L,L Optional )1Composite Video ...