Flat Style Microphone,Omni Directional, Monitor Range 10-40sq.m,Size 95mm*95mm*30mm, Weight 80g, sky-blue Case
Flat Style Microphone,Omni Directional, Monitor Range 10-40sq.m,Size 95mm*95mm*30mm, Weight 80g, White/sky-blue Case. suitable for jail room ,meeting room, visitation room,classroom etc small room
*******Parameter*******
Monitoring Range 10~40sq.mtransmiting distance(shield cable) 3kmFrequency Response 20Hz ~ 20kHzSensitivity -45dBSNR 65dB(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 digital de-noise
Protect Circuit Over-loading protection, Lightning proofAudio Preamp Build-inOutput Connector Power+, Audio and GND
Cable 3 x 0.5mm2 RVVP cableVoltage DC 12V (8 ~ 20V) Current 20 mATemperature -25°C ~ 70°CColor White/Sky-blueShell's Material PVCSize 95mm × 95mm× 30mm
Weight 80gStandard CE ,FCC
Detail Introduction:
*Professional wired audio surveillance & monitoring microphone.*High Fidelity , High sensitivity ,Low noise, Low echo, clear speech*Built in digital audio disposal circuit , two step dynamic de-noise disposal.*Special closed circle circuit design, eliminating electronic noise.*Restraining high intensity voice automatically, protecting rear devices* suitable for jail room ,meeting room, visitation room,classroom etc small room.
*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*According with CE standard.
C.TRADIO audio surveillance microphone