KKSB case for Raspberry Pi 5 and Raspberry Pi DAC+ or DAC Pro sound cards Metal case for audio applications This case is designed for Raspberry Pi 5 in conjunction with IQAudio DAC+ and IQAudio DAC Pro sound cards. The construction made of sand-blasted, black anodised aluminium and a powder-coated steel frame offers protection and easy integration of audio components. The removable cover makes it easier to install the cooler and sound card.