{"product_id":"questyle-m18i-max","title":"Questyle M18i Max","description":"\u003cp\u003e\u003cem\u003e*** First batch with free case (case to be fulfilled later, ETA mid-June 2026)\u003cbr\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eRedefining Portable Flagship DAC\u003c\/strong\u003e\u003cbr\u003eM18i | M18i Max, equipped with Qualcomm Snapdragon Sound™technology, features an intelligent battery energy management system, a high-definitionOLED screen, and supports HD calling to avoid awkward call interruptions. Whether through lossless Bluetooth wireless transmission or USB DACmode, it delivers an unprecedented high-fidelity listening experience. \u003cbr\u003e\u003cbr\u003eInside M18i | M18i Max are two SiP modules containing \u003cstrong\u003efour groups of Questyle's premium-grade patented Current Mode amplifiers\u003c\/strong\u003e, balancing powerful drive with delicate tonality. It incorporates the selected flagship \u003cstrong\u003eESS ComboDACES9219Q\u003c\/strong\u003e in a dual DAC mono decoding design, paired with a TTA (Three-Tier Architecture) decoding framework comparable to desktop equipment, onceagain challenging the limits of portable audio quality. \u003cbr\u003e\u003cbr\u003eM18i | M18i Max supports switching between USB DAC and dual-mode lossless Bluetooth for user flexibility. Its 16-core XMOS XU316 USB platform ensures comprehensive compatibility with smartphones, PCs, and gaming consoles. M18i is also \u003cstrong\u003eApple MFi\u003c\/strong\u003e \u003cstrong\u003elicensed\u003c\/strong\u003e, meeting Apple's stringent requirements for power consumption and compatibility of external devices.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eFull-Lamination OLED Screen\u003cbr\u003e\u003c\/strong\u003eThe pure matte black metal body is matched with a seamless full-screen display. All buttons and interfaces are discreetly housed on the sides, creating a visually zero-interference experience.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eIntelligent Power Management SystemEnergy Management System\u003cbr\u003e\u003c\/strong\u003e• If both USB ports are connected in PC mode, the M18i | M18i Max will prioritize power from the charging port. \u003cbr\u003e• If an adapter is plugged into the dedicated charging USB port, the M18i | M18i Max enters battery charging mode and supports listening while charging, regardless of the current mode.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cem\u003e\/\/ GOOD TO KNOW\u003cbr\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e• DAC: ESS flagship USB DAC decoding\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e• Decoding Capability: PCM44.1kHz-384kHz (16\/24\/32bit) DSD64, DSD128,DSD256  \u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e• Output Interface: 3.5mm single-ended, 4.4mm fully balanced\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e• Maximum Output Power: 1.5A\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e• THD+N :0.0002%\u003cstrong\u003e\u003cem\u003e\u003cbr\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e• Battery: 1800mAh Bluetooth battery life: 12 hours USB battery life: 7 hours\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e• Dimensions: \u003cmeta charset=\"utf-8\"\u003e86[L] X 55[W] X 15[D]mm\u003cstrong\u003e\u003cem\u003e\u003cbr\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e• Chassis: \u003cmeta charset=\"utf-8\"\u003eCNC Anodized aluminum alloy\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e• Impedance \/ Gain Two-stage gain control (HIGH, STD) \u003cbr\u003e\u003c\/p\u003e","brand":"Zeppelin \u0026 Co","offers":[{"title":"Default Title","offer_id":49451336564965,"sku":"M18I MAX BLACK","price":429.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3334\/0232\/files\/M18iMax_01.jpg?v=1780655000","url":"https:\/\/zeppelinandco.com\/products\/questyle-m18i-max","provider":"Zeppelin \u0026 Co","version":"1.0","type":"link"}