Balloon speakers – These cyclops eyes are from TotalDAC's Vincent Brient and coaxial 2-ways with downfire port combining a 10" woofer with a throat-loaded 1" compression driver. Claimed in-room response is 40Hz-20kHz. Filter parts are Mundorf coils and Claritycap capacitors. Efficiency is 95dB/1m. The enclosure colour is solid not painted on. These spheres have a 50cm diameter and weigh 13kg.