NFC Bluetooth 5.3 RX TX Audio Adapter

Dimensions: Not specified in source; weight: not provided; battery: built-in 1000mAh rechargeable lithium battery (full charge in ~1.5 hours, up to 10–12 hours playback, ~30 days standby); interfaces: digital optical fiber, coaxial, AUX, RCA, USB for U-disk playback; display: HD LED digital screen showing working status and Bluetooth mode; lighting: adjustable soft RGB ambient lights; material: ABS plastic. This is a universal Bluetooth 5.3 audio adapter engineered for seamless integration into diverse audio ecosystems. Its 2-in-1 RX/TX architecture supports bidirectional wireless streaming — receive audio from phones/tablets to wired speakers, or transmit audio from TVs/computers to Bluetooth headphones. The one-to-two reception capability allows two users to share control over playback without switching devices. Real-time status is shown via a full-screen LED display, and NFC tap-to-pair removes all pairing delays. The internal digital signal conversion chip preserves audio integrity across optical, coaxial, and analog paths. USB playback works natively with common lossless formats — no codec conversion or app dependency required. Designed for UK and EU users seeking plug-and-play compatibility with existing HiFi, PC, or car audio systems — especially where Bluetooth was previously unavailable or unreliable. Works out-of-the-box with all major OS versions without firmware updates or configuration.