An NFC keychain is a type of NFC tag that can be attached to a key ring or a lanyard. An NFC keychain can store and transmit data wirelessly to other NFC-enabled devices, such as smartphones, tablets, or readers. An NFC keychain can be used for various purposes, such as launching apps, changing settings, making payments, sharing contacts, unlocking devices, and more.
What is NFC keychain ?
An NFC keychain is a type of NFC tag that can be attached to a key ring or a lanyard. An NFC keychain can store and transmit data wirelessly to other NFC-enabled devices, such as smartphones, tablets, or readers. An NFC keychain can be used for various purposes, such as launching apps, changing settings, making payments, sharing contacts, unlocking devices, and more. An NFC keychain can be programmed with an app that can write data to NFC tags, such as NFC Tools, NFC Writer by Trigger, or NFC TagWriter by NXP. You can buy NFC keychains from RFID Tag Maker , where you can find different designs, colors, and customizations. You can also make your own NFC keychain by using an NFC sticker or inlay and attaching it to a key ring or a lanyard.
How can I program an NFC keychain?
You can program an NFC keychain with your phone by following these steps:
Download and install an app that can write data to NFC tags, such as NFC Tools, NFC Writer by Trigger, or NFC TagWriter by NXP.
Open the app and choose the type of data or action that you want to write to the keychain. For example, you can write a URL, a text, a phone number, a Wi-Fi network, a Bluetooth device, etc.
Tap on Write and hold your phone near the NFC keychain until you hear a confirmation sound or see a message on the screen.
Test the keychain by holding your phone near it and see if it performs the desired action.
You can also erase or rewrite an NFC keychain by using the same app and choosing the Erase or Rewrite option. However, some NFC keychains may be locked or protected and cannot be erased or rewritten.
NFC keychain uses:
There are many cool things you can do with an NFC keychain, depending on your creativity and needs. Here are some examples:
to launch your favorite app, such as Spotify, Netflix, YouTube, etc.
to change your phone settings, such as turning on/off Wi-Fi, Bluetooth, airplane mode, etc.
to make payments, such as using Google Pay, Apple Pay, Samsung Pay, etc.
to share your contact information, such as your name, phone number, email address, social media profile, etc.
to unlock your device, such as your phone, tablet, laptop, smart lock, etc.
to access public transportation, such as buses, trains, subways, etc.
to collect loyalty points or coupons from stores or restaurants.
to trigger smart home devices, such as lights, thermostat, security camera, etc.
These are just some of the possibilities. You can explore more by using different apps and services that support NFC technology.
NFC keychain custom
If you want to customize your NFC keychains , you need to consider the following factors:
Material: You can choose different materials to make your NFC keychains, such as plastic, metal, wood, or resin. Different materials have different characteristics, such as durability, aesthetics, and cost.
Frequency: You can choose different frequencies to match your NFC chip and device, such as 13.56MHz, 125KHz, or 860-960MHz. Different frequencies have different read-write distances, speeds, and compatibilities.
Chip: You can choose different NFC chips to store and transmit your data, such as NTAG213, NTAG215, or NTAG216. Different NFC chips have different memory capacities, transfer speeds, and functions.
Production company: You can choose a professional production company to customize your NFC keychain, such as rfid tag maker. rfid tag maker is a professional manufacturer of RFID and NFC products, offering high-quality products, reasonable prices, and fast delivery. rfid tag maker can customize your NFC keychain according to your needs and design, and provide free samples and technical support.
Optional chips include:
|Chip||Memory||User Memory||Max URL||Scan Counter||Password||Auth|
|MIFARE Ultralight EV1 (80byte)||80||48||40||Yes|
|MIFARE Ultralight EV1 (164byte)||164||128||120||Yes|