YF-ES2140
Product Introduction:
Microphone
1. Size: 6*5mm
2. Frequency range: 20Hz-16 KHz
3. Sensitivity: 58﹢/﹣2dB
4. Standard voltage: 1.5V
Speaker
1. Size: Φ10mm
2. Frequency: 20-20000Hz
3. Output sensitivity: 119db±5db
4. Impedance: 32ohm﹢/﹣15ohm
5. Max input power: 20mW
6. Cord: 1.5M