Square Payment is a small device that inserts into your phone and allows you, with the aid of an app to process credit card payment right from your phone. I have been using it all summer and it works wonderfully. * work w/pay as you go phone?
Stand for Square™ – designed for small businesses. It’s custom made to secure an iPad and Square credit card reader in place. This minimal design will look right at home whether you own a coffee shop or run a food truck. The stand is lightweight enough
PayPal Here mobile card reader: it's like Square, but with way more frozen accounts