Fiio E12 DIY Limited Edition Portable AMP HeadPhone Slim Amplifier
24V High voltage,high current power supply E12DIY comes with a high voltage, low internal...
Bottlehead's TOTL DIY tube amplifer
Fidue A83 Reference Class Triple Hybrid IEM
Premium IEM from FIDUE offering striking design and balanced, accurate sound with just a touch of...
Bottlehead S.E.X. (Single-Ended eXperimenter's kit)
The mid-level DIY tube headphone amp from Bottlehead. Also drives sensitive speakers.
Fischer Audio FA-011 Limited Edition
Limited edition version of the FA-011 headphone. Only 10 units each of 4 precious wood types:...