Description
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Specifications:
1) Rated voltage: DC 12V
2) Rated current: 100 - 150mA
3) Sound index: ?115dB (testing distance: 300mm, ?65dB surrounding noise, standard voltage)
4) Sound frequency: 3.8kHz+10.25
5) Transmission speed: 3Hz?10.25
6) Wired and wireless models available according to clients'specific requirements
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