Cuifati Bluetooth 5.3 Transmitter and Receiver 2 in 1 Wireless 3.5mm

[Universal Compatibility] Seamlessly connect and stream between bluetooth and non-bluetooth devices. transform your car stereo, home speakers, or wired headphones into wireless systems. works perfectly with smartphones, tablets, tvs, computers, projectors, and amplifiers. enjoy wireless freedom with 99.9% of bluetooth devices without any complicated setup required. [Portable & Versatile Design] The compact, lightweight design with pocket-friendly (61x41x17mm) makes it ideal for travel. use it in your car, on planes, boats, or at home. the pen holder style design ensures easy storage and quick access. enjoy wireless entertainment anywhere, anytime with this versatile bluetooth solution that combines performance with portability. [Easy Plug-and-play Operation] Get wireless with no technical expertise needed. simply connect via the 3.5mm jack and start enjoying sound immediately. intuitive buttons make operation effortless, while the automatic pairing feature eliminates frustrating setup processes. perfect for users who want wireless convenience without complicated installations. [Dual Function Bluetooth Adapter] This innovative device combines both transmitter and receiver capabilities in one compact unit. featuring advanced bluetooth 5.3 technology, it delivers crystal clear hd with stable connections up to 10 meters. the 3.5mm aux jack ensures compatibility with virtually all devices, making it perfect for upgrading your existing equipment to wireless functionality. [Long Battery Life & Convenient Features] The built-in 250mah lithium-ion battery provides up to 15 hours of continuous playback. unique charging-while-playing design means your music never stops. includes a type-c quick charging cable for fast power-ups. additional features include a microsd card slot supporting up to 64gb for direct music playback and easy-to-use controls for play/pause, volume adjustment, and call management.