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- Graphics Cards[1]
- Other Computer Parts[1]
- Other Computer Products[1]
- Connectors[1]
- Other Access Control Products[1]
- CCTV Accessories[10]
- CCTV Camera[3]
- CCTV DVR[1]
- Other Surveillance Products[10]
- Other Security & Protection Products[4]
- Other Telecommunications Products[1]
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- Contact Person : Ms. Tang Betty
- Company Name : Beijing Kuaiyu Technology Co., Ltd.
- Tel : 86-010-82001010
- Fax : 86-010-82884971
- Address : Beijing,Beijing,Rm929, Haitai building, No.229. Beisihuan Zhonglu, Haidian
- Country/Region : China
- Zip : 100083
T.TRADIO big room audio surveillance microphone
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Scatter-gun Style Microphone
Omni directional,Monitor range 10-120sq.m
Size: 105mmx50mmx50mm,weight 210g,Grey white case
Detail Introduction:
*Low noise, Low echo, clear speech, medium price.*120sq.m widely voice-picking region.*Dynamic de-noise disposal, built in DSP processor.*Special closed circle circuit design, eliminating electronic noise.*Excellent picking voice.*Volumn adjusting automatically (AGC), monitoring range reach 120 sq.m.*Echo-concelling appearance design, eliminating echo in big hall.*Restraining high intensity voice automatically, protecting rear devices.*Long-distance transmission, the maximum transmiting distance can reach 3km. shield *Cable is required: 3 x 0.5mm2 RVVP cable, 4 core phone line, network twist line, etc.*Built-in over-loading protection and lightning proof circuit.*Pre-amplifier, directly drive DVR, VCR, headphone, loudspeaker etc.*Excellent voice experience, widely working temperature: -25~75°C*Widely used in: subway,train,Classroom, Army's department.*According with CE standard.
Parameter:
Monitoring Range 10 ~ 120sq.mtransmiting distance(shield cable) 3kmFrequency Response 20Hz ~ 20kHzSensitivity -32dBSNR 85dB(1m/40dB)
30dB(10m/40dB)1KHz at 1 PaPolar Pattern Omni-directional Dynamic Range 104dB(1KHz at Max dB SPL)Maximum Level Input 120dB SPL (1KHz,THD 1%)Impedance 600ohm (imbalance)Signal Output Extent 2.5Vpp/-25dbMicrophone Electret condenserSpecial Circuit DSP de-noise, AGC circuit
Protect Circuit Over-loading protection, Lightning proofAudio Preamp Build-inOutput connetor Power+, Audio and GND
Cable 3 x 0.5mm2 RVVP cableVoltage DC 12V (8 ~ 20V) Current 20 mATemperature -25°C ~ 70°CColor WhiteShell's Material PVCSize 105mm×50mm×50mmWeight 210gStandard CE
T.TRADIO big room audio surveillance microphone