HiFiMAN Shangri-La Jr Electrostatic Headphones   The HIFIMAN Shangri-La Jr Electrostatic Over-Ear Headphones are open-back headphones designed to deliver detailed reproduction of dynamics and frequencies. Features a nano-tech driver less than 0.001mm, with near zero distortion and a super fast response. Nano-particle coated diaphragm providing an extreme high-frequency...