Micro / Mini Speaker Manufacturer  


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


Speaker : AK-4032BB-2

Mini SpeakerMylar Speaker


Type Dynamic speaker
Dimension External diameter 40 mm
Rated Input Power 0.25 W
Max Input Power 0.5 W
Impedance 32 ohm ± 15% at 1K Hz
Sensitivity (S.P.L.) 90dB(0.1W/0.1m) ± 3 dB at AVE 0.8K,1.0K,1.2K,1.6K(Hz).
Total Harmonics Distortion Less than 8 % at 1K Hz.
Max. Input Power Must be normal at 1.5W white noise for 1 minute.
Voice Coil Diameter 13.28 mm
Magnet Rare earth permanent (Nd-Fe-B) magnet Φ12.5 X 1.5t mm
Weight 9.5g ± 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 0.1W
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