The Bogen WB1EZ Wall Baffle Speaker Wall Baffle Speaker is an 8" cone speaker in a simulated walnut finished wooden enclosure with a black grille cloth on front. The WB1EZ Wall Baffle Speaker is a 1 watt single-tap speaker with recessed volume control designed for use in 70V amplifier systems. Designed for easy wall-mount installation, the WB1EZ Wall Baffle Speaker comes pre-assembled.