{"product_id":"xy-c50l-50w-x2-app-controlled-digital-stereo-amplifier-board","title":"XY-C50L 50W×2 APP-Controlled Digital Stereo Amplifier Board","description":"\u003ch2\u003eXY-C50L 50W×2 Digital Stereo Amplifier with APP Control\u003c\/h2\u003e\n\u003cp\u003eTake full command of your audio setup with the \u003cstrong\u003eXY-C50L Digital Stereo Amplifier\u003c\/strong\u003e. Delivering a powerful \u003cstrong\u003e50W×2 output\u003c\/strong\u003e, this compact amplifier board packs serious performance into a slim 53×52×16 mm (2.1×2×0.63 in) footprint — making it ideal for DIY speaker builds, desktop audio systems, and home stereo upgrades.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for modern audio enthusiasts, the XY-C50L connects seamlessly to your smartphone via the \u003cstrong\u003eSinilink app\u003c\/strong\u003e (available on Google Play), letting you control playback, adjust settings, and switch input modes right from your phone. It also supports a \u003cstrong\u003eUSB flash drive mode\u003c\/strong\u003e and a \u003cstrong\u003ecomputer sound card function\u003c\/strong\u003e, giving you versatile playback options for every listening scenario.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e50W × 2 Stereo Output\u003c\/strong\u003e — Rich, full-range sound for both stereo speakers and subwoofer channels\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAPP Control via Sinilink\u003c\/strong\u003e — Wireless control of playback and settings through your smartphone (Android\/iOS)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Flash Drive Playback\u003c\/strong\u003e — Plug in a USB drive, switch to USB mode via the app, and enjoy instant audio playback\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComputer Sound Card Support\u003c\/strong\u003e — Use as an external audio interface for your PC or laptop\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVisual Operation Playback Mode\u003c\/strong\u003e — Intuitive interface makes navigation and mode-switching straightforward\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Compact Design\u003c\/strong\u003e — At just 53×52×16 mm, it fits neatly into any project enclosure or audio cabinet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 Color Options\u003c\/strong\u003e — Choose the finish that suits your build or setup aesthetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e XY-C50L\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 50W × 2 (Stereo)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 53 × 52 × 16 mm \/ 2.1 × 2 × 0.63 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e Sinilink (search \"Sinilink\" on Google Play)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Modes:\u003c\/strong\u003e USB Flash Drive, Computer Sound Card\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Colors:\u003c\/strong\u003e 2 options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eWhether you're a \u003cstrong\u003eDIY audio hobbyist\u003c\/strong\u003e building a custom speaker system, an electronics maker looking for a reliable amplifier module, or simply someone wanting to upgrade a home audio setup with smartphone control, the XY-C50L delivers the power, flexibility, and convenience you need in one compact package. It also makes a great gift for the tech-savvy audio lover in your life.\u003c\/p\u003e\n\n\u003ch3\u003eHow to Get Started\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eDownload the \u003cstrong\u003eSinilink app\u003c\/strong\u003e from Google Play (search \"Sinilink\")\u003c\/li\u003e\n  \u003cli\u003eConnect the amplifier board to your power supply and speaker system\u003c\/li\u003e\n  \u003cli\u003ePair your smartphone via the app to take control\u003c\/li\u003e\n  \u003cli\u003eFor USB playback, insert a USB flash drive and switch to \"USB Flash Drive\" mode in the app — a prompt sound will confirm the mode change\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003eFor general guidance on safe electronics use and DIY audio projects, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer electronics safety tips.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the XY-C50L digital stereo amplifier and what does it do?\u003c\/h4\u003e\n\u003cp\u003eA: The XY-C50L is a compact 50W×2 digital amplifier board designed for stereo speaker and subwoofer systems. It supports smartphone APP control via the Sinilink app, USB flash drive audio playback, and can function as a computer sound card — all in a slim 53×52×16 mm form factor.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I control the XY-C50L amplifier with my phone?\u003c\/h4\u003e\n\u003cp\u003eA: Download the \u003cstrong\u003eSinilink app\u003c\/strong\u003e from Google Play by searching \"Sinilink.\" Once installed, open the app and connect to the amplifier. From there you can switch playback modes, control audio settings, and manage your listening experience wirelessly from your smartphone.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can the XY-C50L play music from a USB flash drive?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Simply plug your USB flash drive into the amplifier, open the Sinilink app, and switch to \"USB Flash Drive\" mode. You'll hear a prompt sound confirming the mode change, and playback will begin automatically from the drive.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the XY-C50L suitable for DIY speaker and home audio projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Its compact dimensions (53×52×16 mm) and high 50W×2 output make it an excellent amplifier module for DIY speaker enclosures, home audio builds, desktop setups, and electronics projects where smartphone control and versatile input options are a plus.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the XY-C50L digital stereo amplifier and what does it do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The XY-C50L is a compact 50W×2 digital amplifier board designed for stereo speaker and subwoofer systems. 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