High quality sound card with a high signal-to-noise ratio (122db) and very low distortion (0.0003%). Uses a TCXO oscillator. Any motherboard with PCIE 1x, 2x, 4x, 8x or 16x ports Compatible with Windows XP, Vista, Seven, 8, 8.1, 10 (32/64). CHIPSET CMEd'a OXYGEN CMI8828 and TCXO 0.1ppm 24.576000 MHz oscillator. PCIe 1.1 card, for PCIe 1x/2x/4x/8x/16x slot 7.1 audio, 5.1 and 2.1 compatible as well as classic stereo. Signal to noise ratio 32bit/192Khz 122/-109db (THd'a). Extended full duplex support (ability to read and record at the same time). Audio modes: Xear Living 1.1, Xear VoClear, Xear Sonic, Xear Surround, Xear Pro 1.0, Xear SingFX, Xear Voice, Xear Audio Brilliant. Integrated mode Embedded 8051-based MCU. Output interfaces: front, rear, center/sub, side and fiber optic. Connector.