Hifiman HE400se Special Edition Open-Back Planar Headphones earpads Operating temperature: 5°C to 40°C

Operating temperature: 5°C to 40°C (41°F to 104°F)

Carbon is an all-time classic - this one is elegantly different

Flexible short cable is designed to fit various shape of ears

520Ω (resistive)

tighter bass

Hifiman HE400se Special Edition Open-Back Planar Headphones earpads Operating temperature: 5°C to 40°CHE400se Open back Planar Headphone Stealth Magnets Design A Classic Favourite with a Modern Twist HIFIMAN's award winning HE400 series: An audio industry favorite for over 10 years! What is a planar headphone? What are its benefits over other designs? Dynamic headphones utilize conductors that vibrate in limited areas of the diaphragm, so that a large portion of the diaphragm is not driven to its full capacity. Planar headphones, on the other hand,