... " *2 Woofers unit:10"X2Power: 120W*2professional active 2.0 speaker with USB/SD Speaker, Mini Speaker ... Multimedia Speaker, Speaker Box, Loudspeaker, Sound Box, usb speaker,PA speaker, portable speaker,Speaker System, Active ... 100W*22. Impedance: 4Ω3. Speaker units: 10"*2 woofer4. USB/SD5. guitar input6. with equalizer7. with wireless ... optional hot sale dual 10" stage dj speaker with usb/sd/fm(CH-3)