Number of channels: 2.1
Output: 70W RMS + \ xa02x30
input mode: USB + 3.5 + IPHONE / IPOD + High quality Burr-Brown
Frequency response: 150Hz - 20kHz Speaker 39Hz - 150Hz Subwoofer
size: 320x90x150mm Speaker 260x230x370mm Subwoofer
Weight: 1kg X2 + 8.4kg
