{"product_id":"bluetooth-5-3-wireless-audio-adapter-3-5mm-aux-transmitter-receiver-tf-card","title":"Bluetooth 5.3 Wireless Audio Adapter – 3.5mm AUX TX\/RX TF Card","description":"\u003ch2\u003eStream Music Wirelessly to Any Speaker or Headphone\u003c\/h2\u003e\n\u003cp\u003eUpgrade your home audio setup with this compact \u003cstrong\u003eBluetooth 5.3 Wireless Audio Adapter\u003c\/strong\u003e. Whether you want to breathe new life into your classic wired speakers or cut the cable on your TV setup, this dual-mode transmitter and receiver makes it effortless. Simply plug into any 3.5mm AUX port, pair via Bluetooth 5.3, and enjoy CD-level sound quality — wire-free.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 3.5mm AUX Interface:\u003c\/strong\u003e Compatible with virtually every speaker, headphone, TV, tablet, computer, or amplifier that has a standard 3.5mm audio jack.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 5.3 Technology:\u003c\/strong\u003e Experience ultra-low latency, high-speed audio transmission, and strong anti-interference performance for stable, uninterrupted listening.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Mode – Transmit \u0026amp; Receive:\u003c\/strong\u003e Use it as a \u003cem\u003ereceiver\u003c\/em\u003e to add wireless capability to wired speakers, or as a \u003cem\u003etransmitter\u003c\/em\u003e to send audio from your TV or other source to wireless headphones or speakers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTF Card Support:\u003c\/strong\u003e Play music directly from a microSD\/TF card — no phone or additional device needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCD-Level Sound Quality:\u003c\/strong\u003e Preserves crisp high frequencies, full mid-range, and rich bass for an immersive listening experience with SBC audio decoding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong Battery Life:\u003c\/strong\u003e Built-in 250mAh battery delivers up to 15 hours of playback on a single charge. Recharges fully in about 2 hours via USB Type-C.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHands-Free Calling:\u003c\/strong\u003e Built-in call function lets you take calls through your connected speaker or headphone system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10-Metre Wireless Range:\u003c\/strong\u003e Enjoy freedom of movement with up to 10 metres (approx. 33 ft) of barrier-free Bluetooth range.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Slim ABS body (61 × 41 × 17 mm) slips easily into a pocket or bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth Version\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.4 GHz – 2.48 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~10 m (barrier-free)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAudio Decoding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5mm AUX (input\/output) + USB Type-C (charging)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~15 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePush button\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Devices\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMobile phone, tablet, computer, TV, amplifier, speaker\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e61 × 41 × 17 mm (2.4 × 1.61 × 0.67 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNFC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Bluetooth 5.3 Transmitter \u0026amp; Receiver Adapter\u003c\/li\u003e\n  \u003cli\u003e1 × Audio Cable (3.5mm)\u003c\/li\u003e\n  \u003cli\u003e1 × English \u0026amp; Chinese Instruction Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\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\"\u003e1 Inflatable Waist Cushion – Portable Travel Waist Support Pillow\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Type-C Rechargeable\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-compressible-inflatable-neck-pillow-portable-travel-cervical-support-pillow-inflatable-air-neck-rest-for-plane-naps\"\u003e1pc Compressible Inflatable Neck Pillow – Portable Travel Cervical Support\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 5.3 adapter work as both a transmitter and a receiver?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This wireless audio adapter supports dual modes. In \u003cstrong\u003ereceiver mode\u003c\/strong\u003e, it adds Bluetooth streaming capability to any wired speaker or headphone with a 3.5mm AUX port. In \u003cstrong\u003etransmitter mode\u003c\/strong\u003e, it sends audio from a non-Bluetooth source (like a TV or computer) to your Bluetooth headphones or speakers — all switchable via the push button.\u003c\/p\u003e\n\u003ch4\u003eQ: What devices are compatible with this Bluetooth audio adapter?\u003c\/h4\u003e\n\u003cp\u003eA: The adapter is compatible with a wide range of devices including smartphones, tablets, laptops, desktop computers, TVs, amplifiers, and speakers — any device with a standard 3.5mm AUX audio jack. It supports Bluetooth pairing with most modern Bluetooth-enabled devices.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the Bluetooth 5.3 wireless adapter support TF (microSD) cards?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this adapter features TF card (microSD) support, allowing you to play music stored directly on a card without needing a separate phone or streaming device. Simply insert your TF card and enjoy your music library through any connected speaker.\u003c\/p\u003e\n\u003ch4\u003eQ: How long does the battery last and how is it charged?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in 250mAh battery provides approximately 15 hours of continuous use on a full charge. It recharges in about 2 hours using the included USB Type-C connection, making it quick and convenient to top up between listening sessions.\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 5.3 adapter work as both a transmitter and a receiver?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This wireless audio adapter supports dual modes. 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