30 meters waterproof long distance high sensitive cctv microphone for outdoor use
GO Back- SKU: SUPR-1100
- Brand: OEM
- Color: Silver
- Weight: 271g
- Size: 100mm*66mm*29mm
- Material: metal
- MOQ: >10
- Lead time: 7-15 days
- Description
- Parameter
Double waterproof and high sensitive microphones, can be used at outdoor for a long term.
Two microphones can clearly monitor a scope belong 45 degree and 30 meters.
Microphones have built in surge protector and Power supply polarity reversal protection process.
Using Dolby noise reduction technology, less noise.
Using advanced Clear Speech I technology, voice become clearer.
Automatic gain control (AGC) circuit.
Use 3 core 0.5 mm 3 km RVVP shielded cable transmission distortion.
Integrated import front audio amplifier, microphone can drive directly Active speaker, DVR
Standard: CE, FCC, ROHS, synchronized video recording system construction specifications
Suit for outdoor place such as public square, street, Government gate, etc.
Monitoring range
30 meters (45 degrees)
Microphone
Two microphones
Working voltage
12 V DC regulated power
Supply current
33mA
Operating Temperature
- 30 ℃ ~ 60 ℃
Sensitivity Reduction
-30db
Signal Noise Ratio
>40db (outdoor), >80db (indoor)
Frequency response
20Hz to 20KHz
Directivity
45 degree directional
Output signal amplitude
2.5 Vpp /- 25 db
Maximum sound pressure
120db SPL (1 KHz, THD 1%)
Connecting way
red line--power, black line - ground wires, white line -- audio.
Transmission cable
0.5 mmRVVP 3 core shielded cable, ordinary 4 core telephone lines, five types of network twisted-pair cable
Weight
271g
Size
100mm*66mm*29mm
