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Swipe (audio-jack) card reader - Shopify Help Center
https://help.shopify.com/en/manual/sell-in-person/hardware/card-readers/audio-jack-reader
The Swipe (audio-jack) card reader is lightweight and low-cost, which makes it a good option for merchants who are just getting started with taking credit card payments. The card reader plugs into the audio jack of your POS device and has no wires, so it's ideal for use at fairs, markets, or pop-up locations. Note. Your POS device needs an internet connection to use the Swipe (audio …
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https://www.alibaba.com/showroom/credit-card-reader-audio-jack.html
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Credit Card Reader For Mobile Phone,Audio Jack Android ...
https://www.alibaba.com/product-detail/credit-card-reader-for-mobile-phone_60686770944.html
credit card reader for mobile phone, audio jack android magnetic smart card reader. Welcome to use the iM ixPay Magnetic Stripe and IC Card combo Reader. It communicates with mobile devices through the audio headset jack,,mini USB and USB OTG. Use your mobile device to read a variety of magnetic stripes or IC cards, include credit cards, signature debit cards, gift cards, …
Mobile EMV smart card reader with audio jack, Mobile …
https://www.globalsources.com/Mobile-credit/Mobile-EMV-smart-card-reader-1158846180p.htm
Mobile EMV smart card reader with audio jack Supports magnetic stripe cards and chip cards, providing reliable and secure payment anytime, anywhere Specifications: Physical characteristics: Dimensions (L x W x H): 62mm x 53mm x 17.5mm Weight: 30g Standard battery: rechargeable, 3.7V, 125mAh Li-ion LEDs: blue LED Performance characteristics:
AnywhereCommerce Walker C2X - Audio Jack (for MxMerchant ...
https://www.merchantsolutionsllc.com/product/anywherecommerce-walker-c2x-audio-jack/
AnywhereCommerce Walker C2X – Audio Jack (for MxMerchant apps) $ 159.00. Audio jack credit card reader compatible with MxExpress, MxRetail, and Authorize.net mobile payment applications. Buy 5 or more for: $149 each. (NOTE: Qty discount applies once items are added to cart) Category: Mobile readers. Description.
android - Why would credit card reader over audio jack not ...
https://electronics.stackexchange.com/questions/313229/why-would-credit-card-reader-over-audio-jack-not-work-on-some-devices
MagTek makes a product called the uDynamo credit card reader that uses the audio channel on android devices as a communication bus to interface with the mobile devices. This makes perfect sense; you have a TRRS audio jack, supporting three channels (audio L, R, and mic) and a ground. Everything the uDynamo needs and more to facilitate full duplex …
PAYPAL Here Mobile Credit Card Reader Fits Smartphone ...
https://www.ebay.com/itm/175115589310
Details about PAYPAL Here Mobile Credit Card Reader Fits Smartphone Audio Jack Headphone Port. 1 watched in last 24 hours. PAYPAL Here Mobile Credit Card Reader Fits Smartphone Audio Jack Headphone Port. Item Information. Condition: New. Price: US $14.99.
Free Mobile Credit Card Reader | Square Reader
https://squareup.com/us/en/hardware/reader
Clear pricing, fast transfers. Pay 2.6% + 10¢ per swipe for Visa, Mastercard, Discover, and …
linux - Decode audio from a credit card reader - Stack ...
https://stackoverflow.com/questions/13483874/decode-audio-from-a-credit-card-reader
I got a credit card reader that plugs into the microphone jack from my bank, and they provide apps for android and MacOS to receive payments this way. I don’t have any of these systems nor the need to accept payments, but I am curious about the device. I can record the sound on my laptop. So: Is there a Linux program that can decode this signal?
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