{"product_id":"bluetooth-5-4-2-in-1-receiver-transmitter-aux-audio-adapter","title":"Bluetooth 5.4 2-in-1 AUX Receiver \u0026 Transmitter Audio Adapter","description":"\u003ch2\u003eStream Music Wirelessly — Two Ways, One Compact Adapter\u003c\/h2\u003e\n\u003cp\u003eMeet your new audio upgrade: a versatile \u003cstrong\u003eBluetooth 5.4 2-in-1 Receiver \u0026amp; Transmitter\u003c\/strong\u003e that connects virtually any device to your favorite speakers, headphones, or car stereo — all without tangled cables. Switch effortlessly between \u003cstrong\u003eRX (Receiver) Mode\u003c\/strong\u003e and \u003cstrong\u003eTX (Transmitter) Mode\u003c\/strong\u003e with the push of a button, and enjoy stable, low-latency wireless audio wherever you go.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-in-1 Receiver \u0026amp; Transmitter:\u003c\/strong\u003e Seamlessly switch between modes to suit your setup — receive Bluetooth audio to wired speakers or transmit from a non-Bluetooth TV, stereo, or fitness equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 5.4 Technology:\u003c\/strong\u003e Enjoy ultra-low latency and stable signal transmission for smooth, uninterrupted audio playback.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Device Connection:\u003c\/strong\u003e Pair with up to two devices simultaneously (in receiving mode, one device plays at a time).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Microphone:\u003c\/strong\u003e Hands-free calling capability makes it a smart addition to your car audio system for safer driving.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 3.5mm AUX Compatibility:\u003c\/strong\u003e Works with TVs, car audio systems, home stereos, headphones, Bluetooth speakers, earbuds, tablets, laptops, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e300mAh Battery:\u003c\/strong\u003e Long-lasting battery with a convenient power display so you always know your charge level.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10-Meter Transmission Range:\u003c\/strong\u003e Reliable, obstacle-friendly signal reach keeps your audio consistent across the room.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNFC Pairing:\u003c\/strong\u003e Quick and easy NFC-enabled device pairing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType-C Charging:\u003c\/strong\u003e Modern USB-C port for convenient, fast recharging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMini \u0026amp; Portable:\u003c\/strong\u003e Compact ABS+PC construction slips easily into a pocket, bag, or glove compartment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003ch4\u003e📶 Receiver Mode (RX)\u003c\/h4\u003e\n\u003cp\u003eConnect this adapter to wired speakers, a car stereo, or standard headphones via the 3.5mm AUX jack. It then \u003cem\u003ereceives\u003c\/em\u003e Bluetooth audio from your smartphone, tablet, or laptop — turning any wired audio device into a wireless one.\u003c\/p\u003e\n\n\u003ch4\u003e📡 Transmitter Mode (TX)\u003c\/h4\u003e\n\u003cp\u003ePlug into the AUX output of a TV, stereo, or fitness machine. The adapter \u003cem\u003etransmits\u003c\/em\u003e Bluetooth audio wirelessly to your Bluetooth headphones, earbuds, or speakers — perfect for watching TV without disturbing others.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth Version:\u003c\/strong\u003e 5.4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 3.5mm AUX + USB Type-C (charging)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWireless Type:\u003c\/strong\u003e Bluetooth + NFC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Capacity:\u003c\/strong\u003e 300mAh\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransmission Range:\u003c\/strong\u003e Up to 10 meters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + PC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl Method:\u003c\/strong\u003e Push button\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Bluetooth Receiver\/Transmitter Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Only the above item is included. Colors may vary slightly due to screen settings. Measurements have a tolerance of ±1–3cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eExplore More From Our Store\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inflatable-waist-cushion-travel-waist-support-portable-inflatable-waist-cushion-travel-pillow-complimentary-storage-bag\"\u003eInflatable Waist Cushion – Portable Travel Support Pillow\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-high-end-car-fragrance-distribution-pendant-no-empty-bottle-of-perfume-elegant-accessories-for-car-interior-car-scent-penda\"\u003eHigh-End Car Fragrance Pendant – Elegant Interior Accessory\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-crystal-peony-float-ornament-high-end-creative-hand-woven-car-interior-fashionable-car-rearview-decoration-pendant\"\u003eCrystal Peony Car Rearview Mirror Decoration Pendant\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can this Bluetooth adapter work as both a receiver and a transmitter?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This 2-in-1 Bluetooth 5.4 adapter supports both Receiver (RX) and Transmitter (TX) modes. Simply press the button to switch between modes depending on whether you want to receive audio to a wired device or transmit audio from a non-Bluetooth source.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What devices are compatible with this Bluetooth AUX adapter?\u003c\/h4\u003e\n\u003cp\u003eA: The adapter is compatible with any device featuring a 3.5mm AUX jack, including TVs, car stereos, home speakers, headphones, smartphones, tablets, and laptops. It pairs wirelessly with Bluetooth speakers, earbuds, and headphones as well.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long does the battery last on a single charge?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in 300mAh battery offers extended playback time on a single charge. The onboard power display lets you monitor the battery level at a glance. Recharging is quick and easy via the standard USB Type-C port.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does it support hands-free calling?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The built-in microphone enables clear hands-free calling when connected to a car audio system, making it a convenient and safe driving companion.\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\": \"Can this Bluetooth adapter work as both a receiver and a transmitter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This 2-in-1 Bluetooth 5.4 adapter supports both Receiver (RX) and Transmitter (TX) modes. 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