Ha-Info U2 USB to SPDIF (AC3 DTS) Converter with TE7022L Chip USB: PC2001 USB-B (Plug and Play) Digital out: SPDIF Coaxial and Optical(PCM,AC3,DTS signal ) TENOR TE7022L usb reciever chip, supporting native 24bit 96K digital output capability. Sampling: 16Bit/24Bit 32K 44.1K 48k 96k Support OS: Windows XP, VISTA, Win 7 and Mac