5 PCS Monitor Intercom Universal Pickup Examination Room Vehicle Sound Collector Voice Recognizer

1. Weight: 90g
2. Size: 3.8 x 3 x 1.7cm
3. Current consumption: 30mA
4. Working voltage: DC 9-12V
5. Monitoring range: 5-50 square meters
6. Output impedance: 700-1000Ohm
7. Frequency range: 200Hz-10KHz
8. Frequency response: 2.5dB