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| Product Name: |
cctv microphone
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| Supply Ability: |
1000000pcs |
| Related proudcts |
cctv microphone, |
| Specifications |
15.95mm*95mm*30mm |
| Price Term: |
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1.Using split block design easy to install and demount.
2.Built-in Imported chips, high sensitivity, beauty voice.
3.Integrated import front audio amplifier, microphone can drive directly Active speaker, DVR and recorder.
4.The unique design of the "electronic noise dynamic closed loop suppression circuit" can eliminate "hiss" electronic noise, realize perfect radio.
5.Using Dolby noise reduction technology, less noise.
6.Using echo eliminate technology, effectively reduce the echo.
7.Use 3 core 0.5 mm 3 km RVVP shielded cable transmission distortion.
8.Automatic gain control (AGC) circuit.
9.Suit for place such as police, court, meeting room. Interrogation room, bank, etc.
Parameter:
1.Monitoring range: 10-100sqm (adjustable)
2.Working voltage: 12 V DC regulated power
3.Supply current: 20mA
4.Operating Temperature: - 30 ℃ ~ 60 ℃
5.Transmission distance: up to 3000meters
6.Sensitivity Reduction: -35db
7.Signal Noise Ratio: 70db
8.Frequency response: 20hz to 20KHz
9.Directivity: Omni directional
10.Output signal amplitude: 2.5 Vpp /- 25 db
11.Maximum sound pressure: 120db SPL (1 KHz, THD 1%)
12.Connecting way: red line--power, black line - ground wires, white line -- audio.
13.Transmission cable: 0.5 mmRVVP 3 core shielded cable, ordinary 4 core telephone lines, five types of network twisted-pair cable
14.Weight: 80g
15.Size: 95mm*95mm*30mm |
| Company: |
shenzhen yianda electronics co ltd
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| Contact: |
Ms. beth ye |
| Address: |
Guangyayuan Alley, Bantian longgang, Shenzhen China |
| Postcode: |
518129 |
| Tel: |
86 755 82785378 |
| Fax: |
86 755 827853788 |
| E-mail: |
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