Harman Nanopatch Compact 2 Channel Passive Volume Controller-Tested/Working

In This Listing: Harman Nanopatch Compact 2 Channel Passive Volume Controller-Tested/Working Disclaimer: We test electronics to the best of our abilities and knowledge. Only functions listed as working have been tested or verified and additional features/functionality cannot be guaranteed. This item is sold AS-IS. Condition and Testing Notes: Tested L and R Out and L and R Input.  Verified master volume and mute button are operational. Sound varies when adjusting master volume. Did not test stereo input and output.  Handling wear consistent with age and use. Scuffing and adhesive residue throughout.  Measurements: 5" x 3.75" x 2"  Free shipping! Please allow up to 2 business days for order processing.