Cambridge Azur 851D Flagship Digital to Analogue Converter (Black) Digital audio pre-amp with optional digital volume and channel balance control ; Twin Analog Devices Sample Rates Supported: USB Audio1.0 16-24 bit, 32-96kHz ; USB Audio 2.0 16-24 bit, 32-192kHz ; Tosl Maximum power consumption: 40W ; Dimensions: (H x W x D) 115 x 430 x 360mm (4.5 x 16.9 x 14.7") Balanced and unbalanced analogue audio outputs for superior connectivity ; USB audio input allowing Dual Analog Devices AD1955 24-bit DACs ; Analog Devices Black Fin ADSP-BF532 32-bit DSP performing 2