PCM W2 is a Parrot Invent technology which allows connection of two different devices using Parrot's wireless connectivity technology. This technology is based on Wi-Fi Direct and supports Secure Simple Pairing (SSP). With PCM W2, users can set up and manage various kinds of networks and transfer data securely. It is also compatible with various authentication protocols, such as WPA2-PSK, WPA2-AES, and LEAP, making it a highly secure solution.