2 IN 1 BLUETOOTH TRANSMITTER RECEIVER: AUX Bluetooth adapter "Transmitter" Mode streams audio wirelessly from TV/PC/MP3/Projector audio to headphone/earbuds/soundbars/speaker. bluetooth adapter for stereo receiver "Receiver" mode streams music from Bluetooth devices to your home stereo/car stereo system/vintage old speaker. | BLUETOOTH CAR ADAPTER: Bluetooth adapter for car features a microphone for handsfree call through the car stereo. One-key up and down song/volume up down/answer/hang up/call back. Providing you with the ultimate call experience, and also ensuring your safety. AUX to Bluetooth for car can also connect your phone to play music! | THE LATEST BLUETOOTH 5.3 ADAPTER: The upgraded version of Bluetooth 5.3 ensures a more stable and faster Bluetooth audio experience. The Bluetooth airplane adaptor supports SBA, ensuring no lip-sync issues when you watch your favorite shows. | BEST TRAVEL COMPANION: Bluetooth aux adapter lets you use wireless headphones for in-flight entertainment, plug the Bluetooth adapter into the headphone jack on a plane to watch or listen with your headphones. The lightweight and compact design of the airplane adapter mini allows you to carry it without adding any burden. | LONG BATTERY LIFE: TV bluetooth transmitter built-in battery provides up to 14 hours of music streaming. airplane Bluetooth adapter takes only 2 hours to fully charge the device using a Type-C fast charging cable (Included in the package). | EASY TO USE: AUX to bluetooth adapter is simple and easy to set up. Just plug, pair, and play. Connects in seconds. No App or wireless router is required. Airplane headphone adapter also gives you up to 33 feet of range and stable transmission. | WIDE COMPATIBILITY: Audio bluetooth adapter for tv is compatible with 3.5mm interface devices, such as airplanes, televisions, car stereos, home stereos, headphones, audio music streaming systems, sound systems, speakers, gym equipment, PCs, MP3, and other devices.