DX4 Micro-USB Connectors JAE DX4 Series has been developed to meet the rapidly growing smartphone and handheld market which the Micro-USB Connector (USB 2.0 compatible) has become the standard interface. The JAE DX4 Series is compatible with the Micro-USB type USB connector, newly standardized by the USB Implementers Forum, Inc. They are available in through-hole or surface mount and have a slim, space-saving design with 2.35mm height, 5mm depth. The DX4 Series features a reinforcement plate set in the mating area to prevent damage from the plug caused by misaligned mating.