In terms of game file size, you will need at least 2 GB of free disk space available. The cheapest graphics card you can play it on is an NVIDIA GeForce 6100. Hailey system requirements state that you will need at least 2 GB of RAM. To play Hailey you will need a minimum CPU equivalent to an Intel Pentium 4 2.00GHz.
Hailey will run on PC system with Windows XP or higher and upwards.