MMCX RF Connectors are coaxial RF connector. It adopts the connection method of insertion and clamping, and can be rotated 360 degrees. MMCX RF Connectors are commonly found on the antenna connector of wireless PC cards in personal computers, and on the GPS communication antenna jacks of some PDAs and GPS navigation devices. MMCX RF Connectors are also used on a portion of in-ear headphones for data cable replacement.