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SB28
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features
•LF driver : 2×18"
•Frequency response (±3dB) : 28Hz-400Hz
•Rated power:2000W,Peak Power is 4000W
•Impedance:4 ohms
•Sensitivity :105dB
•Max SPL: 143dB
•Enclosure is made of 18mm plywood
Amplifier power:2500W RMS
Comment
DM20new version update step
1) Copy the compressed package to the USB flash drive (note that you don't need to decompress it, it is best to format the USB flash drive first)
2) Insert the USB flash drive into any USB port of the mixer, and click “SETUP” on the mixer panel → “Maintenance” → “Update from USB” in the screen
Follow the prompts to complete the installation steps.
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