No fear premier bluetooth speaker handle converts into a stand extreme slim only 24cm wide portable and also suitable as business speaker superior sound large battery long play time bluetooth 41 material abs iron net transmission distance 10 m output power 3w x2 product size 20213024mm support calls handsfree function frequency range 180hz 20khz sn ratio 80db speaker unit 2x diameter 50mm inner megnetic 4o 5w x2