Model No.:YDT1318-100
Product Origin:China
Brand Name:SJ
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Description:Features: 1) The shape of this product is oval designed, clearly sound quality, the high bass is effective, higher S.P.L, wide-band, function stability, and quality credibility 2) Can use extensively for the bell ring and the music heavy play of the PHS, GSM the frequency and the band can remake according to the customers 3) Rated input: 0.5W 4) Max input: 0.75W 5) Frequency range: Fo - 20kHz 6) Resonance frequency: 800±20%Hz 7) Impedance at 2kHz: 8±15%Ω 8) SPL at 1.0, 1.2, 1.5, 2.0kHz (0.1W/0.1m): 87±3dB