Square has now started shipping it new Square Credit Card readers and has modified the new design to work with the latest iPhone 4. The Square payment system uses the iPhones headphone jack to communicate its payment s to the software app.
The older design had a metal connection ring at the top of the devices 3.5 headphone jack that caused problems with the new iPhone 4′ s metal band antenna and interrupted communications between the software and card reader.
“We’re going to send out a reader automatically to iPhone 4 users if you’ve recently used the app,” Square co-founder Tristan O’Tierney tweeted yesterday.
Via Ubergizmo Via Business Insider
Filed Under: Apple iPhone, Apple iPhone Accessories, iPhone Apps