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???????????????????????????????????4·????????????2·??????
????????????????Э??,????????:Pelco_P VISCA_SONY-D70 Pelco _D Э??
??PC???????????????????????????廯????
??RS232?????????п????????豸?????
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?????????Power supply??: DC12-17V
????????????Sensitivity??: -105dBm
???????(S/N Ratio):>90dB
??????(T.H.D):<0.05% dB@1KHz
????????Ч????(Working sistance):??100??
?????????(Frequency channels):6*60
??????(Power)??6.5W

?????IP??????????????????????????????????
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???????????????·?????????????????估????
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??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 4.5V??AA1.5V*3
?????书???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):???18С?

?????IP??????????????????????????????????
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???????????????·?????????????????估????
??????????????????????????????????????
??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 6V??AA1.5V*3
?????书???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):????18С?