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Round (10-28mm) Round (29mm above) Rectangular Dual

 

Rectangular Speaker - AK-282808JF-2
 
Square speakerrectangular speaker
 
 
  SPECIFICATIONS
Type Dynamic speaker
Dimension External diameter 28X28 mm
Rated Input Power 2.0 W
Impedance 8 ohm ± 15% at 2K Hz
Sensitivity (S.P.L.) 76dB(W/m) ± 3 dB at AVE 0.8K,1.0K,1.2K,1.5K(Hz).
  99dB(2W/0.1m) ± 3dB
Total Harmonics Distortion Less than 8 % at 1K Hz ,1.0V.
Max. Input Power Must be normal at 3.0W white noise for 1 minute.
Voice Coil Diameter 16.3 mm
Magnet Rare earth permanent (Nd-Fe-B) magnet Φ15.6x3.0mm
Weight 17.3g ± 2g
Appearance Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc.
Operation Test Must be normal at program source –2.0W
Polarity When positive voltage is applied to the terminal marked (+), diaphragm should move to the front.
Terminal Strength Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection.
Temperature Operating temperature: -20℃ to +60℃
  Storage temperature: -30℃ to +70℃

 

Introduction of Speaker