product description:

KS-1003 speakers: 10-inch woofer and powerful voice coil, can withstand the power of the powerful but also to create a vast three-dimensional sound field and strong and strong, strong full bass.
The new 3 "paper cone unit is made of a combination of a variety of special fibers made sing, 4 tweeter compact installation in the box on the two inclined side of the unique design, so that the sound field coverage is broader.
Technical parameters:

System ···2 ways 5 speakers
Speaker ··· 25cm bass x1 ，7.7cm midrange x2 ，7.7cm treble x2
Sensitivity (1w / 1m) ··· 91bB
Max input power ··· 320W
Frequency response ··· 50 - 20kHz
Impedance···8Ω
Weight ···11kg per piece