Arcam iRDAC

Arcam of Cambridge: irDAC-II. USB DAC - Headphone Amp - Digital Pre-Amp - Advanced Bluetooth Receiver. Blending ingredients from across Arcam’s intensive R&D programme, the best-selling desktop irDAC gets major performance and function upgrade. PR by Robert Follis Associates.

For more info:,rSeries,USB-DACs,irdacii.htm

Technical Specifications:
Input: USB, SPDIF, optical, Bluetooth
Frequency Response: 20Hz:20kHz, +/:0.1dB
Total Harmonic Distortion + Noise: 0.0007%
Signal-to-noise ratio (A:weighted): 117dB (24:bit)
Maximum output level: 2.1V RMS
Supported sample rates:
USB: 32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 384kHz
Optical: 44.1kHz, 48kHz, 88.2kHz, 96kHz
Coaxial: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
Bluetooth: SBC, AAC, aptX, aptX:LL
Bit Depth : 16:bit, 24:bit
Headphone : 30Ω : 600Ω, 3.5mm plug
Power requirements: 18W max