SMSL VA1 DT/K Headphone Amplifier with Balanced Input for Sennheiser Headphone

Features: True balanced input stage Excellent linearity performance Very slow distortion and noise Seperate high-Z and low-Z output TRS connector Output short circle protection Specifications: Balanced input capability: +21dBu Unbalanced input capability: +15dBu Output capability: +21dBu@150R load High-Z load capability: 50R to 600R Low-Z load capability: 8R to 600R Gain: +12dB THD+N: TYP 0.00045%@150R load Frequency respone: +/-0.05dB @ 20hz to 20KHz Linearity: TYP +/-1dB@-130dB SNR: 118dB@Un-weight 20k bandwith Crosstalk: TYP -135dB@1KHz Package Included: 1 x SMSL VA1 DT/K Headphone Amplifier 1 x Power Adapter