PrimaLuna EVO 400 Tube Integrated Amplifier Mark Levinson Full 1080p HD resolution with

Full 1080p HD resolution with DVD upscaling means you can experience top-quality high-definition movies on Blu-ray and DVD

XR Triluminos Pro™ enhances the range of hues and saturation

Frequency Response: 20 Hz – 20 kHz ± 3 dB

Bass extension(-6dB): 30Hz

PrimaLuna EVO 400 Tube Integrated Amplifier Mark Levinson Full 1080p HD resolution withAll tube output transformer coupled headphone amplifier One of the best headphone amps in the world. Most tube integrated amps and preamps use a solid state op amp chip for running headphones. Stand alone tube headphone amps will vary in quality like any other tube amp. Headphones are simply small speakers that require less power. Some amps will use smaller output tubes that groan to have enough dissipation to run power hungry planar headphones. Other