Ultrasone HFI-2400
Ultrasone’s HFI-2400 open-backed headphones feature 40 mm gold-plated drivers; they also fold up and include a detachable cable, MU Metal shielding and S-Logic tech.
Ultrasone’s HFI-2400 open-backed headphones feature 40 mm gold-plated drivers; they also fold up and include a detachable cable, MU Metal shielding and S-Logic tech.
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