Model 

SM50016-D04

Type

Dynamic Speaker

Dimension

Outline Dimension Shall Be As Shown In Fig(1).

Weight

Approx  30.0   Grams.

Magnet  

Material        

Nd-Fe-B

Impedance  

4

± 15%  Ohm    at 1000Hz. 1V

Power Rating  

 Normal

3.0W

Maximum

    4.0W

FO

130±20% Hz  at 1V  

S.P.L.

89 ±3dB/1.0Watt 0.5Meter.   Average At600,800,1000,1200 Hz.

Frequency Range

F0~20,000Hz.Average SPL-10dB.  Frequency Response Fig (2).

Distortion

10%  Maximum  At 1000Hz. 1.0W.

Abnormal Sound Test 

Must be Normal Tested by

3.45v

 Volts. Sine wave for50~5kHz

Polarity

When a positive D.C current is applied to the voice coil terminal marked +,the diaphragm shall move forward

Operating Temperature

-25°C   to +60°C

Storage Temperature

-25 °C   to +60 °C