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

 

Rectangular Speaker - AK-272004CC-1
 
Square speakerrectangular speaker
 
 
  SPECIFICATIONS
Type Dynamic speaker
Dimension External diameter 27X20 mm
Rated Input Power 2.0 W
Max. Input Power 3.0 W for 1 minute.
Impedance 4 ohm ± 15% at 2K Hz
Sensitivity (S.P.L.) 72dB(1W/1m) ± 3 dB at AVE 1.0K,1.2K,1.5K,2.0K Hz.
  95dB(2W/0.1m) ± 3dB
Total Harmonics Distortion Max. 10% at 1K Hz ,1.0W.
Voice Coil Diameter 11.5 mm
Magnet Rare earth permanent (Nd-Fe-B) magnet Φ11x1.5mm
Weight 4.5g ± 0.5g
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