Back in February, Microsoft first announced the new HoloLens 2 for the enterprise. Later, Microsoft announced the HoloLens 2 Development Edition based on the feedback from developers. Microsoft was expected to launch HoloLens 2 in September, but the launch got delayed. Today, Microsoft announced that HoloLens 2 is now on sale in the United States, Japan, China, Germany, Canada, United Kingdom, Ireland, France, Australia and New Zealand.
You can find more details on HoloLens 2 here from Microsoft.