Micro / Mini Speaker Manufacturer  




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


Micro Speaker : AK-1708DA-4C

Mini SpeakerMylar Speaker


Type Dynamic speaker
Dimension External diameter 17 mm
Rated Input Power 0.5 W
Max. Input Power 1.0 W
Impedance 8 ohm ± 15% at 2K Hz
Sensitivity (S.P.L.) 77dB(W/m) ± 3 dBat AVE 1.0K,1.2K,1.6K,2.0K Hz.
  93dB(0.5W/0.1m) ± 3 dB
Total Harmonics Distortion Max 8 % at 1 KHz,0.5W..
Voice Coil Diameter 7.2 mm
Magnet Rare earth permanent (NdFeB) magnet Φ6.5x1.2 mm
Weight 2.0g ± 0.3 g
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 0.5W
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