High-end Audiophile integrated stereo power amplifier is converted, or audiophile speakers he recognized special feature for ACCUSTIC ARTS® Audio Full metal housing for optimum shielding, ACCUSTIC ARTS® POWER II is “Handmade in Germany” Outputs, 1 x unbalanced pre-output (RCA); 47 Ω Signal difference left/right, < 0.4 dB (from 0 dB to -40 dB) has we own we support for your music industry you contact with us. The high-end Audiophile integrated stereo power amplifier features the ACCUSTIC ARTS® Audio, which is recognized for its special features. It has a full metal housing for optimal shielding. The ACCUSTIC ARTS® POWER II is handmade in Germany and includes one unbalanced pre-output (RCA) with a signal difference of left/right at 47 Ω. The signal differentiation is less than 0.4 dB from 0 dB to -40 dB. If you're in the music industry and need assistance, please feel free to contact us for support.