Headphones
Earphones
Frequency response: 20Hz to 20,000Hz
Impedance: 32 ohms
Environmental requirements
Operating temperature: 32° to 95° F (0° to 35° C)
Nonoperating temperature: -4° to 113° F (-20° to 45° C)
Relative humidity: 5% to 95% noncondensing
zoiets?
Succes Wik