国产91网草草视频网站,曰本a级毛片无卡中文字幕,日日天干夜夜人人添,亚洲国产精品久久久久婷蜜芽

 
 
 
-- 2030 Ser...
-- 2840 Ser...
-- Class-K ...
-- Speaker&...
-- 3040 Ser...
-- 2535 Ser...
 
 
密閉音腔
Product Model:KFS2615SB-N5321
Mechanical Layout & Dimensions:        Unless otherwise specified,tolerance: ±0.2 (unit: mm)

 
Electrical Specifications:  Typical Frequency Response Curve:
1 Rated Sine Power 2.0W. Max.(Short-term):3.0W
2 Frequency Range  500±20% Hz @ 1V(without baffler)
3 Resonance frequency f0 Hz ~ 20KHz
4 Impedance 4±15%?(@ 2KHz 1V without baffler)
5 DC Resistance 3.6±15%?
6 Sensitivity 96±3dB SPL at 0.8k 1k 1.2k 1.5kHz @ 1.0w(2.0V) / 0.1m 


 
 
 
Changzhou Xichun Electronics Co., Ltd Design by:Zhonghuan Internet