FiiO FT1 Pro Open-Back Planar Headphones portable tune out the world with

tune out the world with Real-Time True Adaptive Noise Cancelling

2 Knowles BA + 2 Kinera Custom BA + Custom Titanium Diaphragm DD

13DE7 vacuum tube x 2

and every song on the GO

Battery life is up to 10 hours

FiiO FT1 Pro Open-Back Planar Headphones portable tune out the world withFT1 Pro Open Back Planar Headphones 95x86mm FIIO developed planar driver 1m thin diaphragm Sapphire+Aluminum dual coating technology Patented uniform magnetic field design 28nm grade process technology 20 high sensitivity design Open backed design 374g light weight 12 level adjustable lightweight portable headband FIIO developed core, PRO sound 95x86mm FIIO developed planar driver The FP3 is equipped with FIIO's second generation, self developed