... , Class-teaching, Tour-guiding, Micro-meeting, etc. Recording Radio speaker with remote control Description:1.Mainly for Market-promotion, Class-teaching, Tour-guiding ... , Micro-meeting, etc. MIC / MEAGEPHONE /MUSIC speaker 3 in one . 2 ... G.W.:0.485KGQty/Ctn:30pcs/ctn More photo: Radio speaker with remote control