A two way dipole loudspeaker  with an outboard crossover
The tempered  glass baffle prevents too early dipole cancellation and provides waveguide loading to the ribbon lower mid spectrum
- Mid high unit: 30mm wide, 185cm tall RPH Line Source driver
Low diffraction design
- Low frequency units: 
four 12"  woofers
Dimensions:
HxWxD = 2040 x 900 x 600mm
Recommended amplifier power:
50W per channel or more