NXP NTAG 216 is an NFC (Near Field Communication) chip with a memory capacity of 888 bytes. It can be used in a variety of applications, including product authentication, consumer engagement, and access control. The chip is highly reliable and offers fast data transfer rates. It also features an anti-collision mechanism that allows multiple tags to be read simultaneously. The NXP NTAG 216 chip is compatible with a wide range of NFC-enabled devices, including smartphones, tablets, and other mobile devices.