Cables: Digital

NameNotesRetailAverage
Gemini
Mercury
SPDIF Purifier

DA Converters: Headphone Amps/DACs

NameNotesRetailAverage
Pro iCan
Pro iDSD
iCAN
iCAN nanobattery operated
iDSD Micro
xDSD

Preamplifiers: Phono

NameNotesRetailAverage
Zen Phono
iFi Phono 1 Pre-amp
iPhono
iPhono2

Amplifiers & Receivers: Solid state

NameNotesRetailAverage
iESL