Pair Headphones with Amps
Compare Headphones
Audiobot Notes
Peak SPL

133.4 dB

Damping factor 106.7
Polk UltraFocus 8000
Polk UltraFocus 8000
Impedance 32 Ω
Efficiency 110.0 dB SPL/mW
Frequency Response 8 - 28,000 Hz
Transducer Type Dynamic
Operating Principle Closed
Ear Coupling On-ear
Additional Notes
Active noise cancellation
Price History
Current $350.00
Highest $582.59
Lowest $350.00
Search Item
Similar Headphones
Polk Hinge
Shure SRH550DJ
Sony MDR-7506
V-MODA XS
Audio-Technica ATH-PRO700MK2
FiiO Andes E07K
FiiO Andes E07K
Output Impedance 0.3 Ω
Power Output 35 mW at 300 Ω
220 mW at 32 Ω
250 mW at 16 Ω
Frequency Range 20 - 20,000 Hz
Portable
Price History
Current $8,876.70
Highest $9,320.50
Lowest $8,876.70
Search Item