• Koss Porta Pro

    The Koss Porta Pro came right in the middle of the 80s, not long after the popularity of portable cassette players and the rise of portable listening use.It’s a very small and nomad…

  • Koss KSC75

    ○ Release : 2004○ Current status : In production○ Type : On-ear / Open-back○ Measured weight : 45g○ Impedance : 60 Ohms ○ Sensitivity : ~99-101 dB/mW○ Average used price : $10-15 Sound…

  • Kennerton Odin

    The Odin (here, mk2 model) is a Russian planar magnetic headphone released by Kennerton in 2016. The latest variant is the Odin Thridi, lighter (550g) and with different diaphragm. It was Kennerton’s flagship…