6735219472334848 音樂人音響 MusicianHifi Ollo Audio S4X Reference Headphone 來自斯洛維尼亞的監聽耳機 (open back) Studio Headphone from Slovenia (open back) Drivers: Neodymium (2 layered coil) Frequency range: 20-22kHz reference response Impedance: Product #: musicianhifi-Ollo Audio S4X Reference Headphone https://www.musicianhifi.store/i/X7aV8IgAA 2021-11-28 Regular price: $HKD$3990.0 Available from: 音樂人音響 MusicianHifiIn stock