Min. Order Reference FOB Price
10 Sets US$58.00-78.00 / Set
Product Description
Specification Peak OSPL90(dB SPL) 115±3dB OSPL90-HFA(dB SPL) 104±4dB Peak Gain(dB) 32±3dB HFA/FOG Gain(dB) 28±3dB Equivalent input noise(dB) ≤32dB Frequency response range(Hz) F1≤350Hz F2≥3500Hz Harmonic distortion ≤3% Warranty 1 year Packing ...