4-Mic Array AI Voice Quad-microphone Expansion Board for Raspberry Pi 4B
- Description
Features :
1. Raspberry Pi compatible(Support Raspberry Pi 4B/3B+/3B/ZeroW/Zero1.3)
2. 4 Microphones
3. 3 meters radius voice capture
4. 2 Grove Interfaces
5. 12 APA102 User LEDs
6. Software Algorithm: VAD(Voice Activity Detection), DOA(Direction of Arrival) and KWS(Keyword Search)
Please note that there are no any audio output interfaces on ReSpeaker 4-Mic Array for Raspberry Pi. It is only for voice capture. And you could use the headphone jack on Raspberry Pi for audio output.
Specification :
1. Dimensions： 65mm x 65mm x 9mm
2. Weight ：G.W 20g
3. Battery ：Exclude
4. MIC： 4 analog microphones
5. LED ：12 APA102 programable RGB LEDs, connected to SPI interface
6. Raspberry Pi 40-Pin Headers ：support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B and Raspberry Pi 3 B
7. AC108 ：highly integrated quad-channel ADC with I2S/TDM output transition
Package list :
1 x ReSpeaker 4-Mic Array
( not include raspberry pi )
- Reviews (29)
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comment
- Q & A
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: Where is the origin of Elecbee products? Are they certificated?2023-03-03
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Answer:
Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.
2023-03-03
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: What forms of payment do you accept?2023-03-03
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Answer:
Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.
2023-03-03
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: When will you arrange shipment?2023-03-03
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Answer:
After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.
2023-03-03
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: How to exchange or return?2023-03-03
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Answer:
1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.
2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;
3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.
2023-03-03
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