No.

Item

Unit

Specification

Condition

1

Dimension

mm

Φ15x H4.0

See appearance drawing

2

Sound Pressure Level

dB

92±3dB

at 0.9,1.0,1.2，1.5,KHz Average 0dB=20μPa

Measurement is asshown in fig (2),Input: 1.55V=0.1W at 0.1m

3

Power Rating

W

0.25MAX.0.3

4

Impedance

ohm

8±15%

At 1.0KHz 1.0V

5

Resonance Frequency

Hz

800±30%

At 1.0V

6

Frequency Rang

KHz

Fo～20K

Output S.P.L. ±10dB

7

Buzze & Rattle

Not be audible at 1.55V sine wave between Fo ~ 20KHz

8

Distortion

%

9

Housing Material

Metal

10

Weight

gram

2.84g

11

Operating Temperature

℃

-20~ +55

12

Storage Temperature

℃

-20 ~ +55

13

Environmental 

Protection Regulation

 RoHS