Dimension: Length Width 167MM * 260MM * 70MM high
Operating voltage: AC220V/50HZ
Applicable Headphone Impedance: 32 Ohms -600 Europe
Frequency Response: 20HZ-20KHZ
Gain: 0DB/10DB/18DB/20DB adjustable for 32 Euro -600 Euro different impedance headphones.
Cargo Package includes: amp Host One part of Akihabara Cable One, One only gold-plated adapter, power cord Article One.