Speaker

(2 speaker, 1 speaker)

* Impedance: 200 ohms +/- 20%

* Sensitivity: 100dB +/- 3dB

* Normal Input: 10mW

* Maximum Input: 150mW

* Frequency Range: 20Hz-28,000Hz

Microphone

* Impedance: 1K ohms +/- 20%

* Sensitivity: -65dB +/- 3dB

* Frequency Range: 70Hz-10,000Hz

* Directivity: Uni-Directional