{"title":"Promotion","description":null,"products":[{"product_id":"questyle-m15i","title":"Questyle M15i Mobile Headphone Amplifier with DAC","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e[Patented Current Mode Amplification] – Desktop-Level Performance in Your Pocket Experience the signature Questyle sound with our patented Current Mode Amplification. Unlike traditional voltage amps, the M15i offers ultra-low distortion and high-speed transient response, delivering a natural, warm, and high-fidelity sound that brings your lossless music to life.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e[Widely Compatibility] ：Workable well with computers, Smartphones, and Laptops.High compatibility with iOS, Harmony OS, Android versions 5.1+ and Windows 10+ version, enables you enjoy your lossless Music with your preferred device anytime, anywhere.[Important] If there is a device incompatibility issue, please contact us and we can resolve it for you.Any problems with the M15i,we will try our best to help you.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e[Dual Output: 3.5mm \u0026amp; 4.4mm Balanced] – Drive Any Headphone with Ease Featuring both 3.5mm single-ended and 4.4mm balanced outputs, the M15i is designed for versatility. With a manual Gain Adjustment switch, it can delicately drive sensitive In-Ear Monitors (IEMs) without background hiss, or provide massive power to drive demanding full-sized headphones.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e[Flagship ESS DAC \u0026amp; Hi-Res Support] – Pure Audiophile Grade Decoding Equipped with the flagship ESS ES9281AC DAC chip, the M15i supports hardware decoding for PCM up to 768kHz\/32Bit and DSD512. Whether you are streaming from Tidal, Qobuz, or Apple Music, you’ll hear every micro-detail and subtle nuance of the original recording.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" style=\"text-align: left;\"\u003e\u003cspan class=\"a-list-item\"\u003e[Official MFi Certified] – Seamless Compatibility for iPhone 17\/16 \u0026amp; More Enjoy peace of mind with MFi Certification. The M15i ensures 100% compatibility and stable connection with the latest iPhone 17\/16 series, iPad, Mac, and Android devices. Plug-and-play performance without the battery drain or \"device not supported\" errors found in non-certified adapters.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Questyle","offers":[{"title":"Blue","offer_id":53178352599200,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":53178352664736,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":53178352631968,"sku":null,"price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20240118-190911.jpg?v=1706841420"},{"product_id":"questyle-qcc-dongle-pro-lossless-bluetooth-transmitter","title":"Questyle QCC Dongle Pro Lossless Bluetooth Transmitter","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528163557.jpg?v=1756374486\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528164845.jpg?v=1756374486\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528164141.jpg?v=1756374486\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528164435.jpg?v=1756374486\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528164804.jpg?v=1756374486\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250528163757.jpg?v=1756374486\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Questyle","offers":[{"title":"Default Title","offer_id":52507897856160,"sku":"","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20250908-175032.jpg?v=1757325334"},{"product_id":"questyle-sigma-bluetooth-headphone-amplifier","title":"Questyle Sigma Bluetooth Headphone Amplifier","description":"\u003ch4 style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e【Portable Size Desktop Performance】：The Sigma was primarily designed to create a Hi-Fi system for smartphones and laptops, aiming to achieve performance comparable to top-tier desktop setups, within a portable size.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e【MFi Certified】: SIGMA is officially MFi certified. This certification signifies flawless support for iPhone\/iPad and Mac, meeting the stringent requirements for powerconsumption and compatibility of external devices, whileeliminating risks of damage from uncertified USB accessories.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e【TTA Signal Processing Architecture】:To exceed customer expectations for decoding performance, SIGMA uses the highly acclaimed AK4493 DAC from AKM and is engineered with Questyle’s TTA architecture to deliver desktop-class audio performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e【Comprehensive Compatibility with Mobile \u0026amp; PC】: SIGMA supports high-speed USB connections with smartphones and PCs, as well as lossless Bluetooth audio. Output modes can be switched between headphone amplifier and line-out for professional monitors or Hi-Fi systems.It can also enhance PC audio quality in settings like live concerts.It full compatibility with iOS, HarmonyOS, and Android 5.1+.For PC, it supports Windows 10 1803+ (driverless) and macOS.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e【Certified by Qualcomm Snapdragon Sound and Sony LDAC】: SIGMA incorporates Qualcomm's latest-generation Snapdragon Sound technology (Bluetooth version 5.4) and is fully certified for both Snapdragon Sound and Sony LDAC.Snapdragon Sound utilizes leading Qualcomm aptX Adaptive technology, supporting aptX HD lossless audio, delivering CD-quality 16-bit 44.1kHz lossless and 24-bit 48kHz\/96kHz high-resolution audio over Bluetooth to wireless earbuds and headphones.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Questyle","offers":[{"title":"Default Title","offer_id":52846818033824,"sku":null,"price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/1231.png?v=1758283085"},{"product_id":"questyle-sigma-headphone-amps-usb-dac-magnetic-case","title":"Questyle Sigma Headphone Amps USB DAC Magnetic Case","description":"","brand":"Questyle","offers":[{"title":"Default Title","offer_id":52966321684640,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SigmaCase.png?v=1761113798"},{"product_id":"questyle-sigma-pro-portable-bluetooth-dac-with-headphone-amplifier","title":"Questyle SIGMA Pro Portable Bluetooth DAC with Headphone Amplifier","description":"\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.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__05.png?v=1763113381\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__06.png?v=1763113338\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__07.png?v=1763113333\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__14.png?v=1763113343\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__16.png?v=1763113383\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__15.png?v=1763113351\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__09.png?v=1763113376\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__10.png?v=1763113354\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__08.png?v=1763113377\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__11.png?v=1763113346\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__12.png?v=1763113345\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/SIGMA_Pro_250919_EN-V1_1__18.png?v=1763113347\" alt=\"\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Questyle","offers":[{"title":"Black","offer_id":53018339115168,"sku":null,"price":799.0,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":53018339147936,"sku":null,"price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/4_24c3efc8-c0de-4be5-932a-c2ad5b151f97.jpg?v=1789382028"},{"product_id":"questyle-sigma-pro-headphone-amps-usb-dac-magnetic-case","title":"Questyle SIGMA Pro Headphone Amps USB DAC Magnetic Case","description":"","brand":"Questyle","offers":[{"title":"Default Title","offer_id":53018430079136,"sku":null,"price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20251110-174408.png?v=1762767871"},{"product_id":"questyle-m18i-max","title":"Questyle M18i Max","description":"\u003cp style=\"text-align: center;\"\u003e    M18i Max Bluetooth Mobile Headphone Amplifier with DAC\u003c\/p\u003e\n\u003cp\u003ePowered by the flagship ESS ES9219Q DAC chip and paired with a proprietary TTA Triple-Stage Decoding Architecture, delivering breakthrough performance for portable audio devices.\u003c\/p\u003e\n\u003cp\u003eCertified for both Qualcomm Snapdragon Sound™ and Sony LDAC™, enabling truly lossless high-resolution wireless audio streaming.\u003c\/p\u003e\n\u003cp\u003eOfficial Apple MFi certification ensures strict compliance standards for more stable and secure connectivity with iPhone and iPad devices.\u003c\/p\u003e\n\u003cp\u003eDeep cross-platform compatibility optimization supports smartphones, tablets, laptops, and handheld gaming consoles for seamless multi-device connectivity.\u003c\/p\u003e\n\u003cp\u003eEquipped with a flagship Infineon microphone and Qualcomm cVc 8.0 noise cancellation technology, featuring built-in long-range voice pickup for exceptionally clear and stable calls.\u003c\/p\u003e\n\u003cp\u003eIntelligent power management system with dual USB smart power supply design; dedicated charging port supports simultaneous charging and listening for uninterrupted playback.\u003c\/p\u003e\n\u003cp\u003eDual-interface versatile output design with manual gain adjustment for precise matching across multiple listening scenarios.\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e","brand":"Questyle","offers":[{"title":"Default Title","offer_id":57026700214432,"sku":null,"price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20260520-183050.png?v=1779273347"},{"product_id":"questyle-leather-cover-for-m18i-max","title":"Questyle Magsafe Leather cover for M18i Max","description":"","brand":"Questyle","offers":[{"title":"Default Title","offer_id":57026710241440,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1599\/9136\/files\/20260518143549_8_264.png?v=1779093242"}],"url":"https:\/\/www.questyle.com\/en-ph\/collections\/promotion-1.oembed","provider":"Questyle","version":"1.0","type":"link"}