The Square Card Reader Contactless is a pocket-sized payment device that allows businesses to accept credit card payments wirelessly. With Bluetooth connectivity, this device is compatible with iPhones and android and provides a convenient and efficient way to process transactions. The Square brand is known for its user-friendly credit card terminals, making this a reliable choice for retailers and small businesses looking to streamline their payment processes. Its compact size and seamless integration with mobile devices make it a versatile option for those on the go.