Three types of GSM SIM cards: Mini SIM, Micro SIM and Nano SIM. Compatibility issue on many smartphones. Subscriber Identification Module Stock Photo - Alamy
3 in 1 Nano SIM Micro SIM Standard SIM Adapter Kit for All Smartphones 7426853174324 | eBay
Sim Card Tools, Small Nano Sim Card, and Micro SD Card Tray with Smartphones Isolated on White Background. Selective Focus Stock Image - Image of metallic, isolation: 184179159