- Other Security & Protection Products[4]
- CCTV Accessories[10]
- Other Surveillance Products[10]
- Other Computer Products[1]
- Graphics Cards[1]
- Other Computer Parts[1]
- Other Telephone Accessories[6]
- Telecommunication Services[1]
- Telecom Parts[1]
- Answering Machines[2]
- Computer Cases & Towers[1]
- Other Access Control Products[1]
- CCTV Camera[3]
- CCTV DVR[1]
- Connectors[1]
- 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
H.TRADIO outdoor waterproof 30m long distance audio surveillance mic
*******Parameter******* Monitoring Range audio surveillance distance 0-20m(60dB),30m(80 dB)transmiting distance(shield cable) 3kmFrequency Response 20Hz ~ 20kHzSensitivity -38dBSNR >40dB(outdoor) ,>70 dB(indoor) Polar Pattern 45°wide directivityDynamic Range 90dB(1KHz at Max dB SPL)Maximum Level Input 120dB SPL (1KHz,THD 1%)Impedance 600ohm (imbalance)Signal Output Extent 2.5Vpp/-25dbMicrophone Directional complementary type electret condenser mic(2pcs)Special Circuit DSP de-noise, AGC circuitProtect Circuit Over-loading protection, Lightning proofAudio Preamp Build-in
Output connector Power+, Audio and Public GND
Cable 3 x 0.5mm2RVVP cableVoltage DC 12V (8 ~ 20V) Current 33mATemperature -25°C ~ 70°CColor Slivery white Shell's Material aluminium alloySize 142mm × 70mm× 27mmWeight 332g
Certification CE FCC
The biggest success project: the Tian'anmen Square,Beijing
H.TRADIO outdoor waterproof 30m long distance audio surveillance mic
