2-way BI-AMPLIFIED speaker box with Media Player- MP3 player, USB/SD input and BLUETOOTH- Power output 280 W RMS- ABS box- Woofer 300 mm, paper cone- Compression driver, 34 mm titanium diaphragm- Frequency response: 20Hz-20KHz- SPL(1W/1m): 108±2 dB- Dimensions (H x W x D): 595 x 390 x 305 mm- Weig..