Hifiman Jade II Open-Back Electrostatic Headphones
The Jade II is a technologically superior electrostatic headphone that can be purchased alone or as part of a full system with an outboard amplifier. They can also be used with other Shangri-La products as well.
Frequency Response : 7Hz-90kHz
Bias Voltage : 550V-650V
Weight : 365g (12.9oz)