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What makes HE-400 special is:
1) It is 92.5DB efficient so it can be driven by virtually anything including an iPod.
2) It has the familiar HiFiMAN sonic signature which means it is very detailed yet warm
Sensitivity: 92.5 DB
Impedance: 35 Ohm
Weight: about 440 gram or 14.5 Oz
Frequency response: 20Hz to 35 KHz
OFC copper headphone cable (3 meters or 10 Feet)
Leather earpad one pair
1/4"(6.35mm) headphone adapter
Sorry! This product is SOLD OUT! Be sure to check back daily as we continue to re-stock!