AGC Multistage amplification Den-noise surveillance microphone
GO Back- SKU: SUPR-800
- Brand: OEM
- Color: white
- Weight: 69g
- Size: 80mm*80mm*25mm
- Material: plastic
- MOQ: >10
- Lead time: 7-15 days
- Description
- Parameter
1. Using multistage dynamic noise reduction processing, clear voice, low noise
2. Built-in Imported chips, high sensitivity, beauty voice.
3. Using Dolby noise reduction technology, less noise.
4. Suppressing high intensity sound automatically
5. Automatic gain control (AGC) circuit.
6. Using echo eliminate technology, effectively reduce the echo.
7. Use 3 core 0.5 mm 3 km RVVP shielded cable transmission distortion.
8. Integrated import front audio amplifier, microphone can drive directly Active speaker, DVR and recorder.
9. Suit for place such as police, court, meeting room. Interrogation room, bank, etc.
Monitoring range
10-100sqm (adjustable)
Working voltage
12 V DC regulated power
Supply current
20mA
Operating Temperature
- 30 ℃ ~ 60 ℃
Transmission distance
up to 3000meters
Sensitivity Reduction
-35db
Signal Noise Ratio
75db
Frequency response
20Hz to 20KHz
Directivity
Omni 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
69g
Size
80mm*80mm*25mm
