The 2118903-1 is a high-efficiency world band antenna designed for LTE and NB-IoT applications. It operates across multiple frequency bands, including 698-960 MHz, 1710-2170 MHz, and 2300-2700 MHz, with a feed point impedance of 50 ohms. The antenna provides a peak gain of up to 3.7 dBi and can handle up to 3 Watts of continuous wave power. Utilizing MetaSpan technology, it achieves global frequency coverage without requiring external matching circuits, making it suitable for a wide range of cellular and IoT devices where compact size and high performance are essential.