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4dhcpmingchen
External A2B array microphone: HM-3202-021
Product Specifications
Sensitivity
-38 dBFS ±2 dB @ F=1 kHz, 94 dB SPL
Frequency Response 50 Hz ~ 8 kHz
THD (Total Harmonic Distortion) ≤ 1% @ F=1 kHz, 94 dB SPL
Signal-to-Noise Ratio (S/N) Min 65 dB @ F=1 kHz, 94 dB SPL (A-weighted)
Operating Voltage 4 V ~ 9 V on A2B bus (typical 8 V)
Operating Current Max: 25 mA
Ingress Protection Rating IP67
Chip Domestic XGNC (New Harbor Coast) NCSA6427
Dimensions (Size) 59 × 43.95 × 59.2 mm
Mobile station
No public
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Mobile station

No public

Applets

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