Features: The built-in audio chip supports 24bit,192kHz sampling rate, achieving powerful and clear sound effect. 7.1CH(channel) audio system, compatible with 2.1/5.1 stereo surround sound system equipment. Total harmonic distortion (THD short) playback (90 db)/ record (-85 db), SNR 100dB. High quality Audio data, low latency Audio System Input Output. Extended full duplex mixing, such as recording and editing the file while playing the audio source; On music or on the Internet. Specification: Product type PCI-E audio card Chip solution (Cmedia) CM8828+CM9882A Port type PCI-E X1 Audio interface LNE: Audio Line-in ,MC: microphone input , FRONT: FRONT out ,REAR: Rear surround output ,CSUB: Mid/bass output ,SIDE: Side surround sound output Support channel 7.1 HiFi Stereo surround 8 channels Built-in Built-in separate sound card Sampling Resolution 24bit,192kHz sampling rate Support system for Windows 2000/XP /2003/Vista/Win 7/Win 8/ Win 10 32&64bit Application Fields This product main selling point is the sound quality performance, suitable for video playback, play games. Equipped with ASO drive, it does not support capacitor mark and KX Hardware Characteristics 1 * 3.5mm Mic input (MIC) 1 * 3.5mm Line input (Line) 4 * 3.5mm line output ( FRONT , REAR , C/SUB , SIDE) Hifi (HF) audio (HDA) output ( F Audio) PS: Connect to the chassis front panel Digital audio sampling rate : 44.1-192 kHz /24 bit SNR :100db harmonic distortion :-85db playback /-90db recording Software feature support 7.1 surround sound support ASO drive Xear Intelligent software exchange control interface Extended full duplex (simultaneous playback and recording) Pattern: Xear life, X ear clear, X ear singing, kappa ear predominate System requirement At least 1G Intel/AMD CPU 1 * PCI-E slot 1GB Random Access Memory 1 * unused d igital expansion slot Package list: 1 x Sound Card 1 x Disk