Optimus PRO-145 Headphones User Manual


 
3
SPECIFICATIONS
Impedance ............................................................................................... 60 ohms
Frequency Response ...................................................................... 20–22,000 Hz
S.P.L. (1 mW cns) ...................................................................................... 101 dB
Cord ................................................................................................................. 8 ft.
Total Harmonic Distortion at 95 dB SPL at 400 Hz and 1 KHz .................. < 0.2%
Specifications are typical; individual units might vary. Specifications are subject to
change and improvement without notice.
33-1153.fm Page 3 Tuesday, August 10, 1999 10:33 AM