Special for Counter Audio Monitoring, Little Noise
Product Description
- Adopts imported high fidelity low noise processing chip and dedicated microphones, built-in automatic gain control circuit, voice clear, pure less noise
- Listening range: 10-100 square meters
- Apply to: banking, telecommunications, charge counter environment using the hall
- Signal transmission distance: up to 3000 meters
- Frequency response: 20Hz - 20kHz
- Sensitivity: -40dB
- SNR: 60dB
- Pointing to the features: full directivity
- Non equilibrium output impedance: 600Ω
- Output signal amplitude: 2.5Vpp/-25dB
- Connection mode: the red line for DC 12V is, black line for the public, white line is for audio
- Transmission cable: 0.5mm RVVP 3 core shielded cable, ordinary 4 core telephone lines, five types of network twisted-pair cable
- Power supply voltage: DC regulated power supply DC 12V
- Supply current: 20mA
- Working temperature: -30 - 60°C
- Standard: the European Union CE standard, the FCC certification, RoHS environmental protection system, the highest synchronized video recording system construction specifications
Product Image
Img 1
Send Inquiry to this Member
Related Products of this Company
This member assumes full responsibility for the content of this listing. DIYTrade accepts no responsibility whatsoever in respect of such content.
To report fraudulent or illegal content, please
click here.
China Suppliers Quick Searching:
,
