Yamaha YH-4000 Premium Open-Back Headphones dj controller but the FX15 is FiiO’s

but the FX15 is FiiO’s first foray into producing such a product

5 dBu @ 0 dBFS

Our first amplifiers were supplied to the BBC

Inputs: USB Type-C

Separate Bluetooth + DAC + amp stages: each optimised for maximum performance

Yamaha YH-4000 Premium Open-Back Headphones dj controller but the FX15 is FiiO’sYH 4000 Premium Open Back Headphones Drawing from the engineering expertise of our flagship model, these premium open back headphones deliver extraordinary performance and comfort, while offering a more intimate, energetic sound and a streamlined accessories package. Drawing from the engineering expertise of our flagship model, these premium open back headphones deliver extraordinary performance and comfort, while offering a more intimate, energetic