This item comes with a chip, so it can be registered if it's compatible with your apartment. There are also non-touch keys starting with TLNT, so please check the model number carefully before purchasing to see if it can be registered. The item being sold is NTU. Also, please purchase this item only if you understand how to register it. This type cannot be used in conjunction with a key. You can purchase a separate cover that fits the shape of your key and replace the chip to install it.