Catalog > Headphones > Stereo HP112 HP112 HEADPHONES STEREO Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Frequency Response: 20~22,000Hz Impedance: 32 Ohms ±15% Sensitivity(S.P.L): 103dB±3dB/mW(at 1KHz) Maximum Power Input: 50mW Driver Diameter: Ф 27mm Plug: Ф3.5mm Cord Length: 1.5m