Adastra CBM20 Flush Microphone, ideal for ceiling or panel with omnidirectional pickup pattern, suitable for discreet audio surveillance. Used in applications such as audio recording for CCTV systems and audio capture in induction loop systems.

• Power supply: 9-52Vdc phantom power
• Cutout diameter: 20mmØ
• Connection: XLR male
• Frequency response: 50Hz-17kHz
• Max input SPL: 140dB @ 1kHz
• Sensitivity: -39dB ±3dB (0dB=1V/Pa at 1kHz)
• Impedance: 200 ±30% (at 1 kHz)
• Dimensions: 72 x 32mmØ
• Weight: 76 g