USB Microphone For Raspberry PiFeature:1. Sensitivity: -47dB ± 4dB2. Sensitivity reduce: -3dB at 1.5V3. Working Voltage: 4.5V4. Frequency response: 100 ~ 16kHz5. SNR: More than -67dB6. Cable length: 0.7-0.9M The effective distance of 2 meters or more Package included: 1 x USB Microphone For Raspberry Pi Payment Details 1. We accept payments by PayPal where you can use Credit Cards. 2. Your order will be automatically canceled if payment is not received within 4 days. Please note that the item is not yours until you have paid for it, we do not guarantee that the item will be in stock if you do not submit payment within 24 hours. Return Policy Contact us within 14 days after delivery if you want to return the item. ALL original packaging and materials must be returned. A restocking fee may apply on ALL non-damaged and non-defected items after inspected. And buyer pays shipping cost for ALL non damaged items. Feedback We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately. Please give us the opportunity to resolve a problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving ANY NEGATIVE FEEDBACK. All communications are handled through Email. We strive to answer all emails as quickly as possible, but due to high email volume it may take time for us to reply. Thanks in advance for your patience. We highly appreciate your positive feedback! Customer Service Please contact us through link for any questions. Most requests are answered the same day, if no response for you within 24 hours, please check the spam in your mail box. (Weekend or holiday requests will be answered on the next business day). In accordance with policy, the product image is a STOCK PHOTO. Items may vary by several characteristics, check the title and description for specific details about this listing.