Questyle
Sigma Pro
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Questyle Releases SIGMA Pro: Leading DAC with Recording Capabilities
Questyle will release the high-end portable DAC/headphone amplifier "SIGMA Pro" on November 28, with pre-orders starting November 21.
Featuring dual ESS ES9069Q DACs and TTA decoding, it achieves 25Vp-p output and supports high-impedance headphones.
Equipped with XMOS XU316 USB interface, it supports PCM 768kHz/32bit, DSD 512, MQA, and various Bluetooth codecs.
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.