2.3-cm (0.9") miniature speaker with plastic membrane and square plastic basket with four mounting holes. Applications: - Voice and signal output in devices and equipment for indoor and outdoor use - Modelling - Rated power/music power: 0.5 W / 1 W - Impedance: 8 Ohm - Transmission range (-10 dB): 300 - 19000 Hz - Mean sound pressure level: 74 dB (1 W/1 m) - Resonance frequency: 530 Hz - Voice coil diameter: 12 mm - Winding height: 1.5 mm - Baffle opening: 22.5 mm Ø - Net weight: 0.005 kg https://elecena.pl/product/18538068/2826-visaton-miniature-speaker-2-3-cm-8-ohm 2021-05-21 https://elecena.pl/product/18538068/2826-visaton-miniature-speaker-2-3-cm-8-ohm 2022-12-02