您說的是這個吧!
http://forum.pcdvd.com.tw/showthread.php?t=446750


雖然是幾千塊,但是一分錢一分貨,這兩者的規格差很多

這是踢屁屁大致上的規格
ButtKicker LFE Specifications
Dimensions: 5.375" high x 5.5" wide, oval
Frequency Response: 5 - 200 Hz
Weight: 11 lbs., 5 kg.
Nominal Impedance: 4 ohms
Power Handling: 400 watts min. / 1500 watts max




這是AURA SOUND 之 Pro Bass Shakers的規格
Specifications:..........................Pro Bass Sbaker
Model Number...........................AST-2B-4
Suggested Retail Price Per Pair.....S239
Frame Size...............................5.4" W x 2.2" H
Force,Peak...............................30Lbf(132N)
Effective Impedance..................4 Ohms
Power,Continuous......................50 Watts RMS
Power,Max...............................75 Watts RMS
Height.....................................2.2"
Diameter..................................6.2"
Weight....................................3.0lb
Resonance Frequency(fo)...........40Hz
Usable Frequency Range.............20-80Hz

UPC Code.................................7-94002-30770-9
QTY/Master Carton....................8Pairs
Wt/Master Carton......................55.24Lbs
Dimension of Master Carton.........15.75" L x 15.8125" W x 9.75" H
Master Carton/Pallet...................24M/C(192Pairs)

這兩種感受是不一樣的,要比過體驗過才能了解差異性在哪