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28mmx4mm mini speaker with spring 4/8/16/32/64/120 ohm 600hz 0.5W 2840 2804 mylar speaker annunciator transducer & buzzer high quality alarm buzzer for household electrical appliances,computer,toy,cell phone,earphone,medical,meter and instrument - Changzhou Esuntech Co Ltd.
| Model No. | EST28N-A-R |
| Cone Material: | Mylay |
| Edge: | Paper |
| Nominal Power: | 1.0w |
| Maximum Power: | 2.0w |
| Impedance: | 8/16/32/64/120 ±15%Ω |
| Fo: | 550hz |
| Response: | Fo-6kHz |
| S.P.L: | 92±3dB/W/M |
| Magnet Size: | 9.5*1.0 |
| Rohs | Yes |
