{"product_id":"bluetooth-5-0-audio-transmitter-receiver-adapter-two-in-one-for-tv-computer-car-with-3-5mm-and-rca-cables-lithium-polymer-battery-black-kn321","title":"Bluetooth 5.0 Audio Transmitter Receiver Adapter Two in One for TV Computer Car with 3.5mm and RCA Cables Lithium Polymer Battery Black kn321","description":"\u003ch1\u003eBluetooth 5.0 Audio Transmitter Receiver Adapter Two in One for TV Computer Car with 3.5mm Cable\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black Bluetooth 5.0 audio transmitter receiver adapter kn321 with micro USB cable and 3.5mm audio cable\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/9524\/2025-12-03\/original-image\/1614328458382.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis kn321 Bluetooth 5.0 adapter provides a straightforward wireless audio solution for devices without built-in Bluetooth. In transmitter mode, it connects your non-Bluetooth TV, home stereo, or CD player to wireless headphones or speakers. In receiver mode, it enables a smartphone, tablet, or computer to stream audio to wired speakers or a car stereo via the included 3.5mm or RCA cable. The compact design and simple switch make it a practical choice for home or travel use.\u003c\/p\u003e\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black Bluetooth 5.0 audio transmitter receiver adapter kn321 with micro USB cable and 3.5mm audio cable\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/9524\/2025-12-03\/original-image\/1614328458383.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe kn321 adapter is built around Bluetooth 5.0 technology and a rechargeable lithium polymer battery, offering reliable wireless audio streaming in a small package.\u003c\/p\u003e\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\u003cp\u003eThe adapter has a plastic and metal casing measuring 44 × 44 × 12 mm and weighing just 18 g. It uses a 200MAH lithium polymer battery that charges fully in 2 hours, providing portable operation.\u003c\/p\u003e\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\u003cp\u003eAt 44 mm square and 12 mm thick, the adapter fits easily into a pocket, backpack, or laptop bag. Its light weight makes it effortless to carry, whether for home, office, or on the road.\u003c\/p\u003e\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black Bluetooth 5.0 audio transmitter receiver adapter kn321 with micro USB cable and 3.5mm audio cable\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/9524\/2025-12-03\/original-image\/1614328458401.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis adapter is designed for situations where you need to add Bluetooth connectivity to existing audio equipment or connect wireless devices to wired systems.\u003c\/p\u003e\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\u003cp\u003eIn a home office, use transmitter mode to send computer audio to Bluetooth headphones during calls or music playback. In a meeting room, receiver mode can connect a smartphone to a wired speaker system.\u003c\/p\u003e\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\u003cp\u003eAt home, pair the adapter with a TV or CD player to stream audio wirelessly to Bluetooth headphones or speakers. In the car, use receiver mode to play music from your phone through the car stereo via the 3.5mm cable.\u003c\/p\u003e\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black Bluetooth 5.0 audio transmitter receiver adapter kn321 with micro USB cable and 3.5mm audio cable\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/9524\/2025-12-03\/original-image\/1614328458405.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe kn321 offers practical value through its dual-mode functionality and compact design, reducing the need for multiple adapters.\u003c\/p\u003e\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\u003cp\u003eThe rechargeable battery supports cord-free use during operation, and the adapter can be left connected to a power source if preferred. No additional cables are required beyond what is included in the package.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\u003cp\u003eThis adapter combines two functions in one device, saving space and cost. Its wide compatibility with 3.5mm and RCA connections, along with Bluetooth 5.0, makes it suitable for many audio setups. The simple switch and small size add convenience for everyday use.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black Bluetooth 5.0 audio transmitter receiver adapter kn321 with micro USB cable and 3.5mm audio cable\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/9524\/2025-12-03\/original-image\/1614328458406.webp\"\u003e\u003c\/div\u003e","brand":"bdqtfk-es","offers":[{"title":"Black","offer_id":54490575831381,"sku":"CJZN102246801AZ","price":17.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1057\/4154\/9909\/files\/1614328458383.webp?v=1785307272","url":"https:\/\/aerotouch.fiorevale.com\/products\/bluetooth-5-0-audio-transmitter-receiver-adapter-two-in-one-for-tv-computer-car-with-3-5mm-and-rca-cables-lithium-polymer-battery-black-kn321","provider":"AeroTouch.uk","version":"1.0","type":"link"}