{"product_id":"questyle-sigma-pro-flagship-portable-dac-amp","title":"Questyle SIGMA Pro Flagship Portable DAC\/AMP","description":"\u003ch2\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eQuestyle Sigma Pro is a flagship portable Bluetooth DAC\/Amp featuring Questyle's patented Current Mode Amplification and a dual-mono ESS ES9069 DAC layout. It provides massive power (\u0026gt;8W peak) and high-res audio (PCM 768kHz\/DSD512) with 3.5mm\/4.4mm\/6.35mm outputs. Housed in aluminum with Kunlun glass, it includes 3 gain modes and dual USB-C ports. Get this amazing DAC now from the official dealer of Questyle in Bangladesh, Gears for Ears today with an official 1 year warranty. \u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eLatest Flagship SIGMA Pro - Portable DAC with Headphone Amplifier\u003c\/h3\u003e\n\u003cp\u003eSIGMA Pro is our flagship portable DAC\/amp, built on Questyle's pursuit of audio perfection. It is a technological benchmark that proves performance and portability can coexist, delivering a truly \"Portable Professional audio equipment\" experience. SIGMA Pro delivers desktop-class specs and sound quality. It houses four sets of Questyle-patented, fully discrete current-mode analog amplifier stages, a dual-mono ESS ES9069 DAC array, and an XMOS XU316 USB interface that supports master-grade PCM 768 kHz\/DSD512 decoding and full MQA unfolding. Connectivity has been comprehensively upgraded, featuring multi- machine recording monitoring, 3.5 mm single-ended, and 4.4 mm balanced analog inputs. The durable exterior is crafted from sand- blasted aerospace aluminum and Kunlun glass. Independent dual USB-C ports support charging while listening, with an intelligent battery system ensuring stable, long-lasting power.\u003c\/p\u003e\n\u003ch3\u003ePortability Maximized\u003c\/h3\u003e\n\u003cp\u003eBuilt for professional, multi-scenario use, the SIGMA Pro is about the same size as an iPhone 16 Pro Max (155.7 × 85 mm) yet weighs only 330.8 g, delivering desktop-grade performance in a feather-light package.\u003c\/p\u003e\n\u003ch3\u003eDesigned to impress\u003c\/h3\u003e\n\u003cp\u003eGuided by the Bauhaus philosophy of \"less is more,\" SIGMA Pro is a testament to classic industrial design. Its clean lines and pure geometric form remove all unnecessary ornamentation, ensuring every detail serves a precise functional purpose.\u003c\/p\u003e\n\u003cp\u003eInside, the beautiful components are on full display. The meticulously arranged circuits and gleaming chips create a mechanical work of art, fusing vintage charm with modern tech. More than just a device, SIGMA Pro is a statement piece that instantly commands attention wherever it's placed.\u003c\/p\u003e\n\u003ch3\u003eHardcore Performance\u003c\/h3\u003e\n\u003cp\u003eSIGMA Pro features a more powerful, fully discrete and balanced current mode amplifier, delivering significantly increased output power and current. This allows it to effortlessly drive demanding high-impedance headphones for a full, dynamic sound, while also precisely controlling low-impedance IEMs for pure, detailed audio. The four sets of patented amplifiers elegantly resolve the conflict between size, power, and audio performance.\u003c\/p\u003e\n\u003ch3\u003eESS Flagship Stereo DAC ES9069 Dual Mono Configuration + TTA (Three-Tier Architecture) Decoding Framework\u003c\/h3\u003e\n\u003cp\u003eTo achieve decoding performance beyond customer expectations, the SIGMA Pro utilizes ESS's flagship stereo DAC chips, two ES9069 in a dual mono configuration, combined with the TTA three-level decoding architecture developed by Questyle engineers, delivering performance fully on par with desktop devices.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDual USB-C Ports\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSigma Pro supports dual USB-C ports, separating data transmission and charging. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDesigned for Music Professionals and Audiophiles\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe rich interfaces and powerful performance allow Sigma Pro to connect to traditional Hi-Fi equipment, instantly reviving classic devices. It also allows recording and production professionals to connect to monitoring speakers an mixers anytime to start monitoring work on the spot. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eQualcomm Snapdragon Sound and Sony LDAC Certified\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Sigma Pro is equipped with Qualcomm's latest gen of Snapdragon Sound technology, Bluetooth version 5.4, and has been fully certified by Qualcomm Sound and Sony LDAC. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eApple MFi Certified\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSigma Pro is officially Apple MFi certified, ensuring seamless support for the iPhone\/iPad and the wider Apple ecosystem. This prevents potential damage caused by uncertified USB accessories. \u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003ePatented Current Mode Amplifier with a fully discrete, fully balanced design delivers professional-grade performance from a portable form factor. Balances powerful drive with low power consumption, featuring a peak output power \u0026gt;5V and load distortion as low as 0.0002%.\u003c\/li\u003e\n\u003cli\u003eEquipped with dual ESS9069 DAC chips and TTA three-tier decoding architecture, breaking the limits of portable devices by offering top-tier decoding performance up to PCM768kHz and DSD512. Mobile devices can now achieve desktop-level resolution.\u003c\/li\u003e\n\u003cli\u003eApple MFi certified, ensuring perfect compatibility with iPhone\/iPad and seamless integration within the Apple ecosystem.\u003c\/li\u003e\n\u003cli\u003eDual certified by Qualcomm Snapdragon Sound and Sony LDAC, enabling wireless enjoyment of lossless audio.\u003c\/li\u003e\n\u003cli\u003e 3.5mm, 4.4mm, \u0026amp; 6.35mm headphone output jacks, combined with manual gain control, allow easy switching to your personalized listening mode.\u003c\/li\u003e\n\u003cli\u003e Built-in 4300mAh high-capacity battery provides up to 12 hours of single-charge battery life. The dual USB-C port design supports charging while listening, eliminating battery anxiety.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Questyle","offers":[{"title":"Black","offer_id":48439707730137,"sku":"Questyle SIGMA Pro Flagship Portable DAC\/AMP (Black)","price":112400.0,"currency_code":"BDT","in_stock":true},{"title":"Silver","offer_id":48439707762905,"sku":"Questyle SIGMA Pro Flagship Portable DAC\/AMP (Silver)","price":112400.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/7_result_ecb13239-13a3-4bcc-a4bd-035ee0a8c105.webp?v=1773911106","url":"https:\/\/gearsforears.com\/bn\/products\/questyle-sigma-pro-flagship-portable-dac-amp","provider":"Gears For Ears","version":"1.0","type":"link"}