Final Audio A4000 Earphones (+free Glow-in-the-Dark tips) add glow tips 100 dB/mW (at 1 kHz)

100 dB/mW (at 1 kHz) (when connecting via the headphone cable with the unit turned off)

35 mm jack adapter

Zero adopts polygonal cavity architecture

Great for all music genres

Final Audio A4000 Earphones (+free Glow-in-the-Dark tips) add glow tips 100 dB/mW (at 1 kHz)A4000 The new staple for this price range, features a newly designed driver unit [f Core DU] which realizes astonishingly clear sound For the A4000 to achieve the impossibly high quality sound for this price range requires new development and production facility. The 6mm diameter dynamic driver requires not just new parts, but a total redesign of everything, including the production machinery. Sound design was conducted based on our proprietary sound