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public address system preamplifier
Specs:
mic strong intercalation,resistance/pressure input,with 12V out connector.1, the rated output power: 40W 2, 4-16 ohm 3, frequency response: 40Hz-18KHz ± 0.5Db 4, total harmonic distortion: ≤ 0.2% (at rated output power) 5. size: 260X200X66 (mm)
public address system preamplifier