SunFounder Mifare RC522 Card Read Antenna RF Module RFID Reader IC Card Proximity Module for Arduino<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Supported card types: Mifare1 S50， Mifare1 S70， MIFARE Ultralight， Mifare Pro， and MIFARE DESFire. </span></li><li><span class="a-list-item"> Power Voltage : 3.3V，Operating frequency: 13.56MHz. </span></li><li><span class="a-list-item"> Data transfer rate: Maximum 10Mbit/s. </span></li><li><span class="a-list-item"> Read Range: 0 ~ 35mm (mifare1 card)， Module Interface: SPI. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/512XRhuMVJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51HF1wVSW-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41z%2BFaEBOlL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51a8I0p7ccL.jpg" noproxy>