Model - Ra
Specification:
1 Beryllium plated Dynamic Driver for Low
2 Sonion Drivers for Low Mid
2 Sonion Drivers for Mid
2 Sonion Electrostatic Drivers for High
4 way-passive Crossover circuit
3D Designed Dynamic Enhancement Dynamic Driver Acoustic Chamber

Sensitivity: 105db 
Impedance: 28 Ohm 
Cable: 4 Core Gold Plated Copper Cable 
Socket: 2-Pin 0.78mm