In-ear headphones FiiO FF5 black

Design: Liners
Product color: Black
Description: Design: in-ear, device type: wired headphones, plug connector: mini jack 3.5 mm, acoustic design type: open
Plug connector: mini jack 3.5 mm
Impedance: 45 ohm
Sensitivity: 106 dB
Device type: Wired headphones
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Type of acoustic design: Open