1 Dynamic Driver + 4 Balanced Armature + 4 Electrostatic Drivers  | 904L Stainless Steel + DLC Coating | Full Organic Complex Cavity | Dual 4-Way Frequency Control With Crossover Design | Precision-Tuned Dynamic Driver Unit Tailored For Low-Frequency Artistry | Customized Balanced Armature Units For Mid-High Frequencies| Electrostatic Unit Elevating The Sense Of Openness And Ambiance In The Audio | Brand New Exclusive Flagship Cable| Q-LOCK PLUS Quick-Switch Modular Plug System