Loudspeaker BLS50-12. : 85dB, 88dB. Acoustic Pressure Tolerance: ±3dB. Beep type: loud speaker. Diameter: 50mm. Height/thickness: 12mm. Impedance tolerance: ±20%, ±15%. Impedance: 32 Ohms. Maximum power: 0.5W, 0.4W. Operating temperature: -20...60°C, -10...40°C. Resonance frequency tolerance: ±20Hz. Resonance frequency: 400Hz. RoHS: no. Sound frequency: 0...4000Hz. Speaker type: universal. Original product from manufacturer: Bestar.loudity. Quantity in stock updated on 09/11/2025, 19:57