Switchable bi-amp/passive full range loudspeaker with two 15" low frequency drivers and a 1.5" high frequency driver on a rotatable 80 degree horizontal x 50 degree vertical Converging Elliptical Waveguide™. Constructed from birch plywood, fitted with six flush handles, rubber feet, pre-drilled for optional T4 wheels, internal M10 rigging points and switchable Speakon NL4 connectors.