Add high quality audio to any surveillance installation with the VSAMICB. This microphone enables audio recording and features adjustable sensitivity, DNR and auto gain control.

Product features

• 80dB signal noise reduction for low background noise
• 10 ~ 150m² effective range
• Adjustable sensitivity; audio gain control
• Dynamic range up to 104dB (1KHz at Max dB SPL)
• Cascading support for multiple audio outputs
• Stylish aluminium casing
• Ideal for ceiling & wall mounting; for indoor use only
• Legality of voice recording in Australia varies by state and may require knowledge & consent from all parties. Refer to individual state laws for details.

Specifications

Audio

• Microphone - Electret Condenser Microphone
• Operation Area - 5 ~ 150m²
• Sensitivity - -30dB
• Bandwidth Frequency - 20Hz ~ 20kHz
• Direction - Omni-directional
• Signal-to-Noise Ratio - 82dB (1m 40dB sound source SPL) / 52dB (10m 45dB sound source SPL) / 1kHz at 1Pa
• Dynamic Range - 106dB (1KHz at Max dB SPL)
• Max. Sound Pressure - 120dB SPL (1KHz, THD 1%)
• Output Impedance - 600Ω (unbalanced)
• Output Signal Amplitude - 2.5Vpp/-25dB

General

• Power Supply - 12VDC (9 ~ 18V)
• Power Consumption - 50mA
• Operation Environment - -25°C~+70°C
• Ingress Protection- N/A
• Material - Aluminium
• Dimensions - Φ70 x 21mm
• Interface Ports - 2 x RCA female ports, 1 x DC power port