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5PCS High sensitivity monitor security microphone sound monitor audio monitor for cctv camera
Product Description:
1. Pick up from 10 square meters - 150 square meters
2. Audio transmission distance of 3000 meters
3. Sensitivity - 35 db
4. 20 hz to 20 KHZ frequency response
5. Pointing to the omnidirectional characteristics
6. Signal-to-noise ratio of 85 dB 40 dB sound source (1 meter) 30 dB 40 dB
sound source (10 meters) 1 KHZ at 1 Pa
7. 104 dB dynamic range (1 KHZ at Max dB SPL)
8. The maximum sound pressure of 120 db SPL (1%), 1 KHZ, THD
9. The output impedance of 600 ohms non-equilibrium
10. Output signal amplitude Vpp / 2.5-25 db
11. The microphone high-fidelity silver plated film capacitor microphones
12. Number of microphones
13. DSP ClearSpeech digital signal processing circuit noise, AGC automatic gain sound
14. Indoor moistureproof waterproof characteristics
15. Painted painted painted comprehensive performance
16. Scope of application of medium size interrogation room, conference room, reception hall, etc
17. Protection circuit lightning protection, power supply polarity reversal
18. Connection red head pick up the 12 v DC power supply white head signal
19. Regulated DC power supply voltage DC 12 v
20. The power supply current 25 mA
21. Working environment temperature -25 degree centigrade ~ +70 degree centigrade
22. The color white
23. Shell material of PVC
24. Overall dimensions 78 mm x 28 mm
Return Policy
If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service
On-time Delivery: If you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).Cool Limited 5PCS High sensitivity monitor security microphone sound monitor audio monitor for cctv camera
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