The 1981959-1 is a push-push type SIM card connector designed for Mini SIM (2FF) cards with a standard profile configuration. It features a height of 1.87 mm and a footprint of 23.7 mm × 18.9 mm, providing a compact solution for mobile and IoT applications. The push-push mechanism enables convenient SIM card insertion and ejection, helping to minimize card jamming and allowing placement in hard-to-reach areas. This connector is ideal for consumer electronics such as mobile phones, tablets, wearable devices, and IoT applications including fleet telematics, smart transportation, and vehicle trackers, where reliable cellular connectivity and user-friendly card handling are essential.