No.

Item

Unit

Specification

1

Rated Input

W

0.25

2

Max. Input

W

0.5

3

Impedance

Ω

8±15%@20℃

4

Pure sound

1.41Vrms,sine wave, no buzzes and battles

5

Polarity

Diaphragm moves forward when connected with +, -

6

Response Frequency(f0)

Hz

750±20%

7

Frequency Response

Hz

f0~7.6K

8

Output S.P.L.

dB

86±3at 0.1m/0.1W/1KHz

9

Operating Temperature

℃

-20 ~ +60

10

Storage Temperature

℃

-20~ +60