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12 hours ago · FiiO has announced an R2R version of its K11 DAC / headphone amplifier. Ditching the Cirrus Logic silicon of its Delta-Sigma sibling, the K11 R2R uses a 24-bit R2R resistor array to decode the digital audio signals arriving at its three digital inputs: USB-C, TOSLINK and coaxial. A pair of RCA sockets connect the K11
