HIFIMAN Ananda Nano Open Back Planar Magnetic Headphones

FEATURES:

• Nanometer Thickness Diaphragm Massive Sonic Upgrade!
• High-sensitivity that allows use with virtually any smartphone or portable audio device. 
• Window shade grill design that greatly reduces sonic reflections for clearer sound.
• Asymmetrical ear cups that follows the natural shape of the human ear.

SPECS:

• Frequency Response: 5Hz-55KHz
• Impedance: 14Ω
• Sensitivity: 94dB
• Weight: 14.7oz(419g)