Sailfish OS is a Linux-based operating system based on free software, and open source projects such as Mer as well as including a closed source UI. The project is being developed by the Finnish company Jolla.

The Sony Xperia X is an Android smartphone produced by Sony. Part of the Sony Xperia X series, the device was unveiled along with the Sony Xperia XA and Sony Xperia X Performance at MWC 2016 on February 22, 2016. The Sony Xperia X series will replace the former Sony Xperia Z series, as confirmed by Sony Mobile's senior product marketing manager Jun Makino in February 2016.