Compatible with Hifiman HE400S/HE-400I (old version with dual 2.5mm male plug)/HE560 (with dual 2.5mm male plug)/HE-350 / HE1000 / HE1000 V2 / AudioQuest NightHawk Headphones. This cable has a dual 2.5mm male headphone jack, only suitable for Hifiman dual 2.5mm headphone plug, not suitable for the latest for HE400i dual 3.5mm male plug or the latest for HE560 version with dual 3.5mm male plug.
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