{"product_id":"4-in-1-rca-aux-stereo-audio-selector-switch-box-passive","title":"4-in-1 RCA \u0026 AUX Stereo Audio Selector Switch Box | Passive","description":"\u003ch2\u003e4-in-1 RCA \u0026amp; 3.5mm AUX Stereo Audio Selector Switch Box\u003c\/h2\u003e\n\u003cp\u003eTired of constantly swapping cables between your audio devices? The \u003cstrong\u003e4-in-1 RCA \u0026amp; 3.5mm AUX Stereo Audio Selector Switch Box\u003c\/strong\u003e lets you connect up to \u003cstrong\u003e4 audio sources to a single output\u003c\/strong\u003e effortlessly — no power supply needed. Whether you're routing a TV, gaming console, CD player, or music streamer to one speaker set, this passive switcher handles it all with a simple button press.\u003c\/p\u003e\n\n\u003cp\u003eCompatible with both \u003cstrong\u003eRCA (L\/R)\u003c\/strong\u003e and \u003cstrong\u003e3.5mm AUX\u003c\/strong\u003e connections, this compact analog audio sharer is ideal for home theatre setups, desktop audio systems, and studio monitoring environments. Its passive design means zero interference, zero latency, and zero need for batteries or adapters.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 Inputs, 1 Output:\u003c\/strong\u003e Share one speaker or amplifier across four separate audio sources\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Connectivity:\u003c\/strong\u003e Supports both 3.5mm AUX and RCA L\/R inputs and output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOne-Button Switching:\u003c\/strong\u003e Cycle through sources quickly and easily with a dedicated selector button\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePassive Design:\u003c\/strong\u003e No power required — ultra-low power consumption and no signal degradation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play:\u003c\/strong\u003e No drivers, no software — just connect and switch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Space-saving design fits neatly on any desk or AV shelf\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e AUX-401\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAUX-401\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 × RCA (L\/R) or 3.5mm AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × RCA (L\/R) or 3.5mm AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRCA Female \/ 3.5mm AUX Female\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone (Passive)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpeakers, Microphones, Amplifiers, AV Receivers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 4-in-1 Audio Selector Switch Box (AUX-401)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-in-1-multi-functional-bone-wrench-hex-socket-spanner-portable-repair-hand-tool-for-bicycle-motorcycle-furniture-assembly\"\u003e10-in-1 Multi-Functional Bone Wrench – Portable Repair Hand Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/acrylic-foldable-foundation-mixing-palette-portable-cosmetic-blending-tray-storage-makeup-tool\"\u003eAcrylic Foldable Foundation Mixing Palette – Portable Storage Makeup Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/adjustable-fridge-divider-clips-refrigerator-side-shelf-separator-space-saving-kitchen-organizer-for-sauce-bottles-food-packets\"\u003eAdjustable Fridge Divider Clips – Space-Saving Kitchen Organizer\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, dimensions may vary by 1–2 cm. Slight color differences between product images and the actual item are normal due to photography and screen settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the 4-in-1 RCA AUX audio selector require a power supply to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No — this audio selector switch box uses a fully passive design, meaning it requires absolutely no external power, batteries, or adapters. Just plug in your audio sources and output device and you're ready to go.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use both RCA and 3.5mm AUX connections at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: The AUX-401 supports both RCA L\/R and 3.5mm AUX connectors, giving you flexible connectivity. You can connect different source types across the 4 input channels and route them all to a single output device.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this audio switch box compatible with speakers and microphones?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the 4-in-1 audio selector is compatible with a wide range of analog audio devices including speakers, microphones, amplifiers, and AV receivers, making it a versatile addition to any home audio or desktop setup.\u003c\/p\u003e\n\u003ch4\u003eQ: Will this audio switcher affect sound quality?\u003c\/h4\u003e\n\u003cp\u003eA: Because the device is fully passive (no active electronics or amplification), it introduces no additional signal processing, keeping analog audio quality clean and true to source with minimal interference.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the 4-in-1 RCA AUX audio selector require a power supply to operate?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this audio selector switch box uses a fully passive design, meaning it requires absolutely no external power, batteries, or adapters. Just plug in your audio sources and output device and you're ready to go.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use both RCA and 3.5mm AUX connections at the same time?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The AUX-401 supports both RCA L\/R and 3.5mm AUX connectors, giving you flexible connectivity. 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