... design, portable5.waterproof function, excellent for use in wash room.6.easy adsorb on the smooth interface, such ... smooth interface, such as smooth wall, wash room, kitchen room, icebox, dance room, sport room....Also can move easy. Very convinent.Waterproof ... functionwith waterproof function, can work well in wash room, kitchen room, cold room.... With microphone, excellent for wireless hands-free ...