Full Aluminum Headphone AMP Chassis DAC Enclosure Case Hifi Audio 210x76x255mmx1,DAC Enclosure Case Hifi Audio 210x76x255mmx1 Full Aluminum Headphone AMP Chassis, Front plate thickness: 8mm, Back plate thickness: 4mm, Right/left plate thickness: 4mm,New full aluminum chassis for headphone amplifier/preamplifier/DAC, FULL ALUMINUM CHASSIS, Material: Full aluminum alloy.210x76x255mmx1 Full Aluminum Headphone AMP Chassis DAC Enclosure Case Hifi Audio.