Fosi Audio i5 – Headphones with a Diaphragm Made Using Nanotechnology
Fosi Audio i5 are planar on-ear headphones with an ultra-thin diaphragm made using nanotechnology, a powerful magnetic system and, according to the company, realistic and immersive sound. Fosi Audio i5 provides the highest sound pressure of up to 120 dB and operates in the frequency range of 10 Hz - 50 kHz.