SM20A2 Telephone Style Handset With Keypad

SM20A2

Audio

Specifications of SM20A2

Specs_Acc_Audio
Dimensions 223* 69* 53mm
Weight about 340g
Color black
PTT Key available
Emergency Key available
Connector 10-pin connector
Microphone Sensitivity -21±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa
Speaker Power 30 mW (rated); 50 mW (max.)
Speaker Impedance 150 Ω±15% @ 1 kHz
Speaker Frequency Response 125±4 dB @ 1 kHz at 50 mW
IP Rating none
Operating Temperature –30℃ to 65℃
Storage Temperature –40℃ to 85℃
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