DS-2FP2020

รายละเอียดสินค้า

Hi-Fi Microphone for CCTV ,Omnidirectional,20Hz~20KHz Frequency range,-34dB Sensitivity 70dB Dynamic Range , 12VDC
**ไม่สามารถต่อตรงเข้า NVR ได้
Warranty 3 years

General
Pickup range:
70 sq.m
Audio transmission distance:
3000m
Sensitivity:
-34dB
Frequency response:
20Hz~20KHz
Directivity characteristics:
Omnidirectional
SNR:
60dB(1m40 dB audio tone SP)
40dB(10m 40 dB audio tone SPL)1KHz at 1 Pa
Dynamic Range:
70dB(1KHz at Max dB SPL)
Maximum sound pressure:
100dB SPL(1KHz,THD 1%)
Output impedance:
600 ohm unbalanced
Output signal amplitude:
2.5Vpp/-25dB
Microphones:
Capacitor microphone diaphragm
The signal processing circuit:
ANC ambient noise cancellation technology
Protective Circuit:
30KV Air contact ESD, lightning protection, reverse polarity protection;
Drive Capability:
Built-in pre-amplifier circuit can directly drive headphones;
Connection Mode:
3 wires (Power, Audio out, GND)
Transmission Cable:
3-core shielded cable 0.5mm² RVVP
Supply Voltage:
DC 12V (9V-15V)
Supply Current:
Max 25mA
Working Temperature:
-25℃~70℃
Installation Mode:
Fixed Pedestal Mounting
Color:
White/Blue
Shell Material:
PVC
External Size:
Φ78mm×28mm
Weight:
60g

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