AUNE XC1 Common Audio Clock Universal Audio ClockAune XC1 Common Audio Clock Features Capable Yet Accessible: High quality OCXO and 2*2 outputs developed by the Aune S1c team to improve the whole system's performance. New Tech & Multiple Outputs: Supports 4 isolated outputs that can work simultaneously, making it compatible with digital transports, DACs, players, or all in one systems. High Standard Components: Uses high end capacitors from Panasonic and SANYO, and microvolt level noise reduction