{"product_id":"fiio-ka11-lightning-to-3-5mm-hi-res-dac-adapter","title":"FiiO KA11 Lightning to 3.5mm Hi‑Res DAC Adapter","description":"\u003cp\u003e\u003cstrong\u003eThe FiiO KA11 is a compact Lightning-to-3.5mm USB DAC dongle that delivers high-resolution, low-distortion audio for phones, tablets, and computers.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you want better headphone sound than your device’s built-in codec provides, the KA11 is a pocket-sized solution that converts a Lightning\/USB connection into a 3.5mm analog output using a dedicated Hi‑Res DAC. It combines a CS43131 DAC, an op‑amp stage and careful circuit design to lift detail, dynamics and signal-to-noise compared with typical smartphone headphone outputs.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the KA11 improve headphone sound on mobile devices?\u003c\/h3\u003e\n\u003cp\u003eThe KA11 bypasses a phone or tablet’s internal audio processing and uses its own high-performance DAC and amplifier to decode up to 32bit\/384kHz audio. The result is lower noise, cleaner transients and clearer instrument separation, especially with high-quality files or sensitive IEMs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCS43131 DAC + op-amp for precise decoding and better tonal balance\u003c\/li\u003e\n  \u003cli\u003eSupports up to 32bit\/384kHz sampling for high-res sources\u003c\/li\u003e\n  \u003cli\u003eMeasured SNR ~125dB and THD+N \u0026lt;0.0006% for low distortion\u003c\/li\u003e\n  \u003cli\u003eNoise floor below 1.7µV for quieter backgrounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it drive my headphones and earphones well?\u003c\/h3\u003e\n\u003cp\u003eDespite its tiny footprint (about 44 × 9.7 × 10.5 mm), the KA11 offers substantial output power and can drive most portable headphones. It supplies up to ~245mW into 16Ω and ~200mW into 32Ω, giving it the headroom to handle both sensitive IEMs and many over-ear models.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e245mW@16Ω and 200mW@32Ω for robust playback levels\u003c\/li\u003e\n  \u003cli\u003eCompact 8.5g body for pocketable use with minimal bulk\u003c\/li\u003e\n  \u003cli\u003eLow distortion and high SNR maintain clarity at higher volumes\u003c\/li\u003e\n  \u003cli\u003eWorks well with earphones, IEMs and many portable headphones\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich devices are compatible and how do I use it?\u003c\/h3\u003e\n\u003cp\u003eThe KA11 is designed for wide compatibility: its Lightning connector model plugs into iOS devices with a Lightning port, and it also supports Windows, Mac and select consoles when used in the appropriate mode. For certain features, the FIIO Control app lets you change modes such as UAC1.0 for game consoles and other hosts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLightning connector for iPhone\/iPad models with Lightning ports\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play with many computers and some consoles (mode switching may be needed)\u003c\/li\u003e\n  \u003cli\u003eFIIO Control app can toggle UAC1.0 mode for Switch\/PS5 low‑latency use\u003c\/li\u003e\n  \u003cli\u003eNo extra battery required — powered from the host device\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat construction and component choices matter for sound quality?\u003c\/h3\u003e\n\u003cp\u003eFiiO built the KA11 using high-standard components and a multi-layer immersion-gold circuit board to minimize signal loss and interference. Those hardware choices, together with careful analog stage design, contribute to the adapter’s low noise and faithful detail retrieval.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-layer immersion-gold PCB for stable signal routing\u003c\/li\u003e\n  \u003cli\u003eHigh-quality passive components to preserve dynamics\u003c\/li\u003e\n  \u003cli\u003eCompact chassis that balances portability with thermal stability\u003c\/li\u003e\n  \u003cli\u003eMeasured performance figures indicate precise reproduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The FiiO KA11 is aimed at listeners who want a clear and compact upgrade from built-in headphone outputs — audiophiles using Lightning phones or tablets, content creators needing cleaner audio monitoring on the go, and gamers who want improved sound and lower latency on supported consoles. If you carry a Lightning-device and value transparent, high-resolution playback without a bulky DAC\/Amp, the KA11 is a practical, pocketable choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the KA11 work with iPhone models that have Lightning ports?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Lightning version plugs into iPhones and iPads with Lightning connectors and provides the KA11’s Hi‑Res DAC output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need an app to use the adapter with consoles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Basic playback is plug-and-play, but switching to UAC1.0 for some consoles requires the FIIO Control app.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":48412972286109,"sku":"B0CV5ZZGR1","price":46.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/fiio-ka11-front-view-lightning-to-3-5mm.jpg?v=1781254544","url":"https:\/\/nexoltic.com\/products\/fiio-ka11-lightning-to-3-5mm-hi-res-dac-adapter","provider":"Nexoltic","version":"1.0","type":"link"}