DESCRIPTION: speaker

SPECIFICATIONS
   nominal size 16 x 35 mm
   impedance 4 Ohm ± 15% at 1.2 KHz 2 V
   resonant frequency 630 Hz ± 126 Hz at 2 V
   sound pressure level 82 dB/w ± 3 dB 1 w 50 cm ave. at 0.6K, 0.8K, 1K, 1.2K Hz
   response Fo Hz ~ 13 KHz max 10 dB
   input power nominal 1 W handling capacity 2 W
   operation must be normal at program source 1 W
   buzz, rattle, etc. must be normal at sine wave 2 V
   magnet size: 8.1 x 1.4 mm
   load test white noise 1 W for 24 hours
   heat test 65 ± 2° C 20-50% R.H. 24 hours
   humidity test 40 ± 2° C 90-95% R.H. 24 hours