eSIM

The e-SIM (embedded Subscriber Identity Module) is a digital version of the classic SIM card 💳 that's permanently integrated into the device ⚙️. It's used in smartphones 📲, smartwatches ⌚, tablets 📘, and laptops 💻 and allows for flexible activation of mobile network profiles 🌐 without the need to physically exchange cards 🔄.