Raspberry pi 3B driverless USB microphone

Usage method:
In XP or above systems, plug and play, automatically block the microphone of the computer’s built-in sound card (some computers can’t block it only need to manually switch it once). It is suitable for: network chat, network video conference, network singing, network recording, online games Functional features:
1) Computer USB plug is suitable for any computer with USB interface
2) 360 ° omni directional, anti noise, can be used as computer recording equipment
USB plug is suitable for: KTV, network chat, MSN, QQ, Skype, network video conference, network singing, network recording, network game professional network microphone, professional voice chat tool plug and play, without any driver, portable and practical. Product features: 1. Cold black, color more intimate 2. High performance microphone, real sound reproduction 3. High sensitivity, effective distance more than 2 meters, say goodbye to the traditional 3.5 pin wheat effective distance of 0.5m-1m limitations 4. Access to use recording without other devices 5. Can be used with any computer with USB port (including apple), XP system above driver free, plug and play. Product parameters: 1. Sensitivity: – 47Db ± 4db2. Sensitivity reduction: – 3dB at 1.5v3. Working voltage: 4.5v4. Frequency response: 100 ~ 16KHz 5. Signal to noise ratio: more than – 67db6. Wire length: 0.7-0.9m