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10-20mm 21-36mm 36mm above Rectangular Cabinet

mini spekaermicro speaker

ITEM   SPECIFICATIONS
1 Type Dynamic speaker
2 Dimension External diameter 28 mm
3 Rated Input Power 2.0 W
4 Max. Input Power 2.2 W for 1 minute.
5 Impedance 8 ohm ± 15% at 2 KHz
6 Resonance Frequency (Fo) 650 Hz ± 20% at Fo, 1V
7 Sensitivity (S.P.L.) 76 dB(W/m) ± 3 dB at AVE 1.0 、1.2、1.5、2.0 KHz.
    96 dB (2.0W/0.1m) ± 3 dB
8 Frequency Range Fo – 20K Hz
9 Total Harmonics Distortion Less than 10 % at 1 KHz,1.0V
10 Voice Coil Diameter 13.5 mm
11 Magnet Rare earth permanent ( Nd-Fe-B ) magnet Φ12.5 x 1.5mm
12 Weight 7.4g ± 0.5g
13 Appearance Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc.
14 Operation Test Must be normal at program source 2.0W
15 Buzz, Rattle, etc. Should not be audible at 4.0 V sine Wave between Fo to 20KHz
16 Polarity When positive voltage is applied to the terminal marked (+), diaphragm should move to the front.
17 Terminal Strength Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection.
18 Temperature Operating temperature: -20℃ to +60℃
    Storage temperature: -30℃ to +70℃

Response Data Sheet


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