Standard Version

• 6.5″ long throw bass driver, tuned to 28 Hz, running without crossover
• 4″ custom-made paper cone bass-midrange driver, 1st order low pass filter, no high pass filter, apple tree phase plug, maple wood cone mounted to magnet
• 3″ widebander, 1st order high pass filter, unique 8-cm electromechanical parallel spiral resonator installed
• Internal wiring orientation-optimised silk-wrapped high-frequency stranded litz
• WBT NextGen binding posts
• Rear ambient tweeter

SE Version

• 16-cm parallel resonator at widebander
• Added 16-cm parallel resonator to bass-midrange driver
• Added latest generation Bybee Quantum Purifiers
• Added proprietary phase linearization network
• Added Duelund Tinned Copper Foil 0.01 uF bypass capacitor
• Swing Base included

SE+ Version

• 16-cm spiral resonator installed at widebander and bass-midrange driver both parallel and in series
• Added Steinmusic Speaker Match Signature
• Added Harmonix Tuning Bases to widebander
• Mundorf Silver Gold Oil main capacitor for widebander with Duelund Tinned Copper Foil 0.01 uF bypass capacitor
• Mundorf Silver Gold Oil capacitor for rear tweeter
• Swing Base included

Trees

Choose from walnut [upcharge], oak, ash, core ash and cherry.