NB2  专业主动降噪耳机

Noise-Cancelling
Professional Earphone
The CAD NB2 active noise cancelling headphones
are professional grade in-ear monitors with superb
sound quality. They use a high-output 9mm driver
with neodymium magnet for clear, robust audio and
are great for travel and music listening in challenging
sound environments. They are compatible with
BlackBerry , iPod , iPhone , MP-3 and other portable
music listening devices. NB2 headphones include a 1/8” mini stereo plug, 1/4”
stereo plug, airline adapter, three different sizes of earbuds for precision fit
and maximum performance, a storage gig bag and battery.

Specifications
Frequency Response: 20Hz to 20KHz
Sensitivity: 96 dB/mW (Power On)
             96 dB/mW (Power Off)
Impedance:   16 ohm (power On)
             16 ohm (power Off)
Active Noise Reduction Range: 40Hz to 5KHz
Max Noise Reduction Level: 16dB @100Hz – 300Hz