This hard shell dual RCA to 3.5mm mini-plug combined with BNC to RCA adapters is a reliable and inexpensive means to connect Dual BNC/Coax sources to a Chord Electronics Hugo2 or Mojo2. Unlike many consumer adapters designed for analog stereo or CD digital signals, this assembly is 100% reliable for 768kHz high speed digital and the narrow profile leaves plenty of room for adjoining output connections. 75ohm impedance. Use with MScaler or SRC-DX. Audioquest/Hosa brand.