Brand: SADA Model: 208 Color: Black Material: Wood Connection: bluetooth, 3.5mm Audio, U Disk, TF Card Input Power: DC 5V 600mA USB Power Supply Separation: ≥40dB SNR: ≥80dB Frequency Response Range: 25Hz-20KHz Output Power: 3W Cable Length: 1M Dimension: 160*154*120mm, 70*77*105mm Channel: 2.1 Channel (1 * Subwoofer, 2 * Satellite)