This is a replacement RF LED Module Ring Board for the Microsoft Xbox 360 S Slim 1439. It is compatible with the Home Console type and the Microsoft Xbox 360 platform. This board is manufactured by Microsoft, the same brand that created the Xbox 360, ensuring a perfect fit for your console. The Connectivity aspect of this board is RF, which means it uses radio frequency to connect to your console. This replacement board is specifically designed for the Microsoft Xbox 360 S Slim 1439 model and will help restore your console to its original, working condition.