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1. if you choose "Economy Shipping from China/Hong Kong/Taiwan to worldwide", there will be a tracking number, but the goods cannot be tracked. You can receive the goods in about 10-30 days.
2. If you choose "Economy SpeedPAK from China/Hong Kong/Taiwan", there is a tracking number and you can track the goods. You can receive the goods in about 8-20 days.
3. If you choose “Standard SpeedPAK from China/Hong Kong/Taiwan”, there is a tracking number and you can track the goods. You can receive the goods in about 5-15 days. (This service is available only in the following countries: USA, Germany, UK, Australia, France, Canada, Austria, Denmark, Netherlands, Spain, Belgium, Czech Republic, Hungary, Ireland, Poland, Portugal, Russia, Switzerland, Sweden, Italy)
4. If you choose “Expedited Int'l Shipping”, we will ship it via DHL. You can receive the goods in about 3-5 days.
If you have not received the goods for a long time, please contact us. Please do not open the case or give any negative feedback. We will definitely refund you immediately.
Tariff policy:
Normally it's no tariffs,but each country's tariff policy is different, if appear tariffs paid by the buyer.
Return Policy
Any problem or unhappy with items. You will get refund in full amount. No question ask.
Contact Us
If you have any question, please contact us immediately ,please do not open cases , give you a satisfactory solution
Microphone Sensor AVR PIC High Sensitivity Sound Detection Module
Features:
100% Brand new and high quality
For sound detection module has two outputs:
1. AO, analog output, real-time output voltage signal of the microphone
2. DO, when the sound intensity reaches a certain threshold, the output high and low signal
Module features:
1. There is a mounting screw hole 3mm
2. The use 5v DC power supply
3. With analog output
4. There are threshold level output flip
5. High sensitive microphone and high sensitivity.
6. A power indicator light
7. The comparator output is light
Package Included:
1 x Microphone Sensor AVR PIC High Sensitivity Sound Detection Module