Samsung NX500 28 MP Wireless Smart Mirrorless Digital Camera with 16-50mm Power Zoom Lens (Brown) New 28MP Back Side Illuminated APS-C Sensor. The NX AF System III on the NX500 is supported by 205 phase detect auto focus points NX500 can shoot at up to 9 FPS at full resolution Captures UHD/4k video to SD card Incorporates the newest Wi-Fi standard, IEEE802.11 b/g/n