???????
????????+????????????
????BISONGpro????????+????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????�???????????????????????????????????�??????????????????????????????????????????????????????????????á?BISONGpro????WL-2000M????????????????????
??????????????????????????
?????????Χ?????255?????�????????,??????????1-6????,???????????????????????????
???????????????????????????????????4·????????????2·??????
????????????????Э??,????????:Pelco_P VISCA_SONY-D70 Pelco _D Э??
??PC???????????????????????????�????
??RS232?????????п????????�?????
???????????????????ü??????????????????????
??????????????
?????????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
?????????Χ?????255?????�????????,??????????1-6????,???????????????????????????
???????????????????????????????????4·????????????2·??????
????????????????Э??,????????:Pelco_P VISCA_SONY-D70 Pelco _D Э??
??PC???????????????????????????�????
??RS232?????????п????????�?????
???????????????????ü??????????????????????
??????????????
?????????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
BISONGpro????WL-300C?????????????????
?????IP??????????????????????????????????
?????????????????????ж????????????????????????????????и???????
???????????????·?????????????????�????
??????????????????????????????????????
??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 4.5V??AA1.5V*3
?????�(shū)???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):???18С?
?????????????????????ж????????????????????????????????и???????
???????????????·?????????????????�????
??????????????????????????????????????
??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 4.5V??AA1.5V*3
?????�(shū)???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):???18С?
BISONGpro????WL-300D????????????????
?????IP??????????????????????????????????
?????????????????????ж????????????????????????????????и???????
???????????????·?????????????????�????
??????????????????????????????????????
??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 6V??AA1.5V*3
?????�(shū)???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):????18С?
?????????????????????ж????????????????????????????????и???????
???????????????·?????????????????�????
??????????????????????????????????????
??LCD??????????????????????????ID???????????????????
??????????????????????????????????
??????????Power supply????DC 6V??AA1.5V*3
?????�(shū)???Transmit power????10mW
??????????Microphone core?????????????????
???????????Sensitivity????-43??3dB@1KHz
??????????Frequency response????40-16KHz
????????????(Working time):????18С?