Model:XM-999E
Specification:36×28×30cm
Packing:72pcs
Max.saturated audio output :133±4dB
Full audio gain(1000Hz):54±5dB (1000 Hz)
Harmonic distortion:≤ 10%
Equivalent input noise :≤ 35dB
Frequency response::300~4500 Hz
This product is for the air conduct audition obstacle patient to raise the audition.
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