YH-4000 Premium Open-Back Headphones

Name	English	English
YH-4000 User Guide (HTML / Multilingual)	—	[English]
YH-4000 User Guide	—	[1.2MB]
YH-4000 Quick Guide	—	[935KB]
YH-4000 Safety Guide	—	[1.3MB]
HEP-5000LS Owner's Manual	—	[381KB]

Firmware / Software