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10PCS USB Microphone For Raspberry Pi
Feature: 1. Sensitivity: -47dB 4dB 2. Sensitivity reduce: -3dB at 1.5V 3. Working Voltage: 4.5V 4. Frequency response: 100 ~ 16kHz 5. SNR: More than -67dB 6. Cable length: 0.7-0.9M The effective distance of 2 meters or more Package included: 10x USB Microphone For Raspberry Pi