No.

Item

Unit

Specification

1

AC Impedance at 1KHz

Ω

75±25%

2

DC Resistance

Ω

22±10%@20℃

3

Frequency Range

Hz

300…3400

4

Sensitivity at 1KHz,1mW

dB

110

5

Distortion(300…3400Hz)

<5%

6

Operating temperature

℃

-40…+85

7

Storange temperature

℃

-40…+85