Micro / Mini Speaker Manufacturer  




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


Micro Speaker : AK-2708BF-1C

Micro SpeakerMylar Speaker

Type Dynamic speaker
Dimension External diameter 27 mm
Rated Input Power 2.0 W
Max. Input Power 3.0W
Impedance 8 ohm ± 15% at 2K Hz
Sensitivity (S.P.L.) 86dB(2W/0.5m) ± 3 dB at AVE 0.8K,1.0K,1.2K,1.6K Hz.
  101dB(2.0W/0.1m) ± 3 dB
Total Harmonics Distortion Max. 5 % at 1 KHz ,2.0W.
Voice Coil Diameter 13.5 mm
Magnet Rare earth permanent (Ferrite) magnet Φ12.5 x 3mm
Weight 9g ± 1g
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