Questyle's Sigma Pro ($899) and Sigma ($599) portable DAC with headphone amplifiers offer Current Mode Amplification, Bluetooth LE, and LDAC.
That enables the device to drive even very demanding headphones with resistance up to 300 ohms. There are 3.5mm, 6.35mm and balanced 4.4mm outputs, Snapdragon Sound, LDAC and Bluetooth 5.4, and the ...
MQA Labs has launched Qrono dsd and Qrono d2a, a set of technologies that the group claims will improve the audio output of any digital-to-analog converter (DAC). They’re the first new products ...