No.

Item

Unit

Specification

Condition

1

Resonant Frequency 

KHZ

20±5

2

Rated Voltage 

Vp-p

5.0

3

Operating Voltage 

Vp-p

1~30

4

Max. Current Consumption at Rated Voltage 

mA

2.0

5

Capacitance a 

     1000Hz

Pf

100000±30%  

6

Min. Sound Output at50cm at Rated Voltage

dB

≥100dB  

7

Operating Temperature 

°C

-20~+70

8

Storage Temperature 

°C

-30~+80

9

Housing Material

ABS(Black)

10

Dimension

mm

Φ51*H18

See appearance drawing

11

Environmental  

Protection Regulation

 RoHS