From their website:
Enphase Energy is the leader in solar microinverter systems. Our solutions improve the performance, intelligence, reliability and safety of solar systems.
The Enphase Microinverter System integrates state-of-the-art solar microinverters with advanced communications technology and web-based monitoring and analytics.
The Enphase System also provides a platform to connect solar generation with energy management technology, offering a simple and compelling solution to complex energy problems.