In Hann

攜帶音響-藍牙智能喇叭-平板-耳機喇叭

In Hann
DESCRIPTION SPEAKER
微型喇叭 28R-AS

SPEAKER SPECIFICATION
Outer Dimensions 28 mm(See attached drawing)
Rated (Max.)Input 0.8W (1.2W)
Voice Coil Imp. 8  ±  1.2    Ω  (  600  Hz 1 V )
Lowest Resonance Frequency ( fo ) 400  ±   80       Hz  ( 1 V   )
Sound Pressure Level 89  ± 2   dB   ( 1w 0.1 m )  at(1.0)(1.2)(1.5)(2.0)KHZ
Frequency Response  Deviation FO Hz ~    20 KHz max  -10 dB
Operating temperature -20  +55 ± 2   ℃        Hours       2 0 ~ 5 0 %  R.H.
Load test White noise at  0.8  W 48 hours
Weight 6.5  g

Other non-stipulated matters are based on CNS4784 4785 4786 based on JIS.C. 5530 5531


FREQUENCY RESPONSE CURVE(7*18)