This is a replacement built-in speaker designed for certain ASUS ROG laptops. It features a 6-pin, 4-line connection and is compatible with models such as ROG 3, 4 Plus, G531G, GT, GW, S5D, S5DW, G731, GL731, G712, and L731GT-PH74. Please note, it is not suitable for models with a 4-pin, 4-line connection.