Questyle Introduces Sigma and Sigma Pro: Portable Hi-Res Audio DAC/Amps for Exceptional Sound

Questyle has introduced the Sigma and Sigma Pro portable DAC/amps, delivering high-resolution audio with remarkable output power in a compact design.

The Sigma Pro features dual ESS ES9069 DACs in a dual-mono configuration, supporting up to 32-bit/768kHz PCM and DSD512 audio formats.

Both models include balanced 4.4mm outputs, LDAC, Snapdragon Sound, and Bluetooth 5.4 technology, enhancing connectivity and audio quality.