57mm waterproof speaker with inner magnet 8ohm 1W round speaker DXYD57N-18F-8A

Model DXYD57N-18F-8A

Impedance 8 ohm

Nominal Power 1.0 w

Maximum Power 2.0 w

Resonance Frequency（Fo） 450Hz

Response: Fo~4.5KHz

S.P.L: 83±3dB/W/M

China waterproof speaker supplier : www.duoxin.com