Specification Input..............................................................................USB/Optical/Coaxial/I2S/Bluetooth/AES Output...................................................................................................................................RCA/XLR Output Level....................................................XLR . 0 4Vrms(Vol Fixed) 5.1Vrms(Vol variable) ............................................................................RCA 2 .0Vrms(Vol Fixed) 2 .6Vrms(Vol variable) THD+N.................................................................................................................0.00014% (-117dB) Dynamic range................................................XLR 129dB RCA 125dB SNR.....................................................................XLR 129dB RCA 124dB Output impedence.........................................XLR 200Ω RCA 100Ω USB transmission.................................................................................................Asynchronization USB compatibility ................................................Windows 7 / 8 / 8.1 / 10 / 11, Mac OSX, Linux Bit depth............................................................USB 1 bitï¼16~32bit Optical/Coaxial b1itï¼16~24bit Sampling rate..................................................USB PCM 44.1~768kHz DSD 2.8224~22.5792MHz Optical/Coaxial PCM 44.1~192kHz Bluetooth specification......................................5.1(Supports SBC,AAC,aptX,aptX HD,LDAC) Power consumption......................................................................................................................5W Standby power.........................................................................................................................<0.5W Size........................................................................................................280x235.5x43mm(WxHxD)