{"product_id":"fiio-rr11","title":"FiiO RR11 Portable HiFi FM Stereo Radio Receiver","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n  body {\n    font-family: Arial, sans-serif;\n    line-height: 1.6;\n    margin: 20px;\n    background-color: #f9f9f9;\n    color: #333;\n  }\n  .container {\n    max-width: 800px;\n    margin: 0 auto;\n    padding: 20px;\n    background: #fff;\n    border-radius: 10px;\n    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);\n  }\n  h2, h3 {\n    color: #0056b3;\n  }\n  ul {\n    list-style-type: none;\n    padding: 0;\n  }\n  ul li {\n    margin: 5px 0;\n  }\n  .highlight {\n    font-weight: bold;\n    color: #0056b3;\n  }\n  .features, .specifications, .description {\n    margin-top: 20px;\n  }\n  .note {\n    background-color: #ffefc6;\n    padding: 10px;\n    border-left: 4px solid #ff9900;\n    margin-bottom: 20px;\n  }\n  .in-the-box {\n    background-color: #ffff99;\n    padding: 10px;\n    border-left: 4px solid #ffcc00;\n    margin-top: 20px;\n    margin-bottom: 20px;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2\u003eFiiO RR11 Portable HiFi FM Stereo Radio Receiver\u003c\/h2\u003e\n\u003ch3\u003eRetro-Inspired Design | Si4831 Chip | BASS+3D Sound Effects | FM + Headphone Amp Modes\u003c\/h3\u003e\n\u003cdiv class=\"description\"\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eFiiO RR11\u003c\/strong\u003e redefines the pocket radio experience with a sleek, retro-modern design and serious audio performance. Featuring \u003cspan class=\"highlight\"\u003eSi4831 FM radio chip\u003c\/span\u003e, \u003cspan class=\"highlight\"\u003eBASS+3D sound effects\u003c\/span\u003e, and a custom HiFi-grade circuit, this compact device offers both \u003cstrong\u003eFM radio\u003c\/strong\u003e and \u003cstrong\u003eheadphone amp modes\u003c\/strong\u003e. Tune in to global FM frequencies with analog-style tactile PVR tuning, or use it as a stylish dongle DAC\/amp for immersive music playback. Ultra-thin, highly portable, and packed with features, the RR11 is your versatile companion for audio on the go.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"features\"\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog PVR Tuning:\u003c\/strong\u003e Physically scroll through stations for a nostalgic, tactile tuning experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecialty FM Chip (Si4831):\u003c\/strong\u003e Ensures stable, wide-band FM reception between 64–108MHz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHiFi Circuitry:\u003c\/strong\u003e Custom-designed audio circuit with nearly 18 years of FiiO expertise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBASS+3D Sound Effects:\u003c\/strong\u003e DDB chip for immersive, room-filling sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Mode Use:\u003c\/strong\u003e FM radio or headphone amp (via included digital-to-analog adapter cable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetro-Style Earbuds:\u003c\/strong\u003e Included for a classic listening setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery + USB Power:\u003c\/strong\u003e 300mAh battery for up to 17.5 hours of use, plus USB-C charging support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetro Orange Lighting:\u003c\/strong\u003e Provides visual status feedback with vintage charm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Thin Design:\u003c\/strong\u003e Only 13mm thick, fits perfectly in your pocket.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"specifications\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 83.2mm x 39.4mm x 13mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 46g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Frequency Bands:\u003c\/strong\u003e 64–108MHz (including 64–87MHz campus, 76–90MHz Japan, 87–108MHz standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadio Chip:\u003c\/strong\u003e Silicon Labs Si4831\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 300mAh lithium battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e Approx. 2 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadio Output:\u003c\/strong\u003e ≥4mV + 4mV, THD+N \u0026lt; 0.3%, SNR ≥ 45dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAMP Output Power:\u003c\/strong\u003e 30mW+30mW @16Ω \/ 40mW+40mW @32Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAMP THD+N:\u003c\/strong\u003e \u0026lt;0.04% (1kHz @32Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAMP SNR:\u003c\/strong\u003e ≥100dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e ≥8.5 hours (FM), ≥17.5 hours (AMP mode)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"in-the-box\"\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiiO RR11 Portable Radio\u003c\/strong\u003e - 1 pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJF11 Retro-Style Earbuds\u003c\/strong\u003e - 1 pair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType-C to Type-C Digital-to-Analog Cable\u003c\/strong\u003e - 1 pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarbud Foam Covers\u003c\/strong\u003e - 1 set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Start Guide\u003c\/strong\u003e - 1 pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Card\u003c\/strong\u003e - 1 pc\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"note\"\u003e\n\u003ch3\u003eAbout FiiO RR11\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eFiiO RR11\u003c\/strong\u003e is not just a radio—it's a fusion of classic vibes and modern engineering. Perfect for commuting, lounging, or listening under the stars, it gives you HiFi-quality FM radio and headphone amp functions in one ultra-slim aluminum package. Whether you're an old-school radio lover or a modern audiophile, the RR11 lets you tune into the moment with style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5e496c3dd1e24b20b3bde655566b8199W.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4264c1e09dc5400998674c9fcb1c54a9R.jpg?width=790\u0026amp;height=1350\u0026amp;hash=2140\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0ccf4090661d4ab7ae4bc6b09222499bg.jpg?width=790\u0026amp;height=1365\u0026amp;hash=2155\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3eea4afa7cb647d8a5bf3f0378c5e1aei.jpg?width=790\u0026amp;height=1344\u0026amp;hash=2134\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd7a4b7f874da4eed8b1919e2501c2275w.jpg?width=790\u0026amp;height=1269\u0026amp;hash=2059\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1ffbed2078c74e608bde395486653094E.jpg?width=790\u0026amp;height=1575\u0026amp;hash=2365\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sddfcf1a27e344531ba879e283b2c0efao.jpg?width=790\u0026amp;height=1622\u0026amp;hash=2412\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S37019810e73d469fb7d67031546629feL.jpg?width=790\u0026amp;height=1442\u0026amp;hash=2232\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9817179d312c4d9e8823461f7e91cfc6w.jpg?width=790\u0026amp;height=1458\u0026amp;hash=2248\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd578abf63c424cf680e88191e4e1793fO.jpg?width=790\u0026amp;height=1473\u0026amp;hash=2263\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc5239100d6f44ffd9d99d6945de1a2761.jpg?width=790\u0026amp;height=1377\u0026amp;hash=2167\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5e38116e30494de192040415619299fe7.jpg?width=790\u0026amp;height=1548\u0026amp;hash=2338\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S08dfdfa288304fba9689cabb0f2c3656S.jpg?width=790\u0026amp;height=1336\u0026amp;hash=2126\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S469993580deb4e4280ccec5f1734877fj.jpg?width=790\u0026amp;height=1475\u0026amp;hash=2265\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fiio","offers":[{"title":"Titanium","offer_id":46315361108207,"sku":"1005008635146310-Titanium","price":50.59,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":46315361140975,"sku":"1005008635146310-Red","price":50.59,"currency_code":"USD","in_stock":false},{"title":"Silver","offer_id":46315361173743,"sku":"1005008635146310-Silver","price":50.59,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46315361206511,"sku":"1005008635146310-Black","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/2004\/1455\/files\/fiio-rr11-portable-hifi-fm-stereo-radio-receiver-686327.webp?v=1744189448","url":"https:\/\/thehificat.com\/pt\/products\/fiio-rr11","provider":"The HiFi Cat","version":"1.0","type":"link"}