On the output side, the K11 R2R provides both single ended and balanced headphone connections. The 6.35 mm single ended ...

The engineers at FiiO don’t appear to sleep. Hardly a day goes by without another product launch being announced by the audio brand. The latest is the FiiO K11 R2R – a desktop DAC and headphone ...

Driving the software side is the Qualcomm Snapdragon 680, running Android 13 for a responsive and genuinely modern DAP experience. With 8GB of RAM and 128GB of internal storage, plus microSD expansion ...

Since most engineers went through intensive course work in engineering school studying the analog-to-digital converter (ADC), operational amplifier (op amp), digital-to-analog converter (DAC) and ...