The dual profile SoundWave 7.1CH PCI-E enhances desktop computer’s audio performance to high-definition 7.1 surround sound quality. It supports audio output up to 192K sampling rate, high resolution 24-bit PCM Codec and optical SPDIF output for audio expansion. This dual-profile 7.1-channel PCI-E adapter can be installed in either standard height or low profile chassis with the included bracket. It the most cost-effective solution to upgrade your existing audio capability to high-definition 7.1 channel, bringing amazing surround sound quality for better music, movie and gaming experiences from your system.