There's certainly no better way to help market a product than to offer a trial run of it, which is what this MobilECG business card does by performing a mini ECG test. Although the business card is merely for entertainment purposes, it helps to get recipients engaged with the small device and help them take next steps to try the real thing.
The MobilECG business card measures the heart rate of the card holder to provide a miniature reading that's entertaining and personalized. The brand has even made instructions on how to make ECG test business card from home.
As immersive marketing techniques become more imperative to ensure potential customers are impressed from the get-go, we could see more techniques like this one coming about.