The MMCX connector is a type of coaxial connector that is even smaller and more compact than the MCX connector. Due to its small size and lightweight design, the MMCX connector is commonly used in applications where space constraints are critical, such as in portable electronic devices, GPS systems, wireless modules, and high-frequency test equipment. The MMCX connector is designed for applications that require frequent connections and disconnections, thanks to its Snap-On coupling mechanism. This feature makes it convenient for testing, prototyping, and situations where connectors need to be easily replaced or swapped.