The W3907B0127 is a flexible printed circuit (FPC) antenna from the Gemini series, designed for broad frequency coverage from 698 MHz to 3600 MHz. It supports 2G, 3G, and 4G cellular technologies, including global LTE bands, and can be used as a primary or diversity antenna for MIMO systems. The antenna provides a peak gain of up to 4.2 dBi, an average total efficiency reaching 70%, linear polarization, and a nominal impedance of 50 ohms. This model is supplied with a 127 mm AWG#32 cable and an I-PEX MHF equivalent connector, making it suitable for IoT devices, smart meters, remote monitoring, and security applications.