DUAL FUNCTIONALITY BLUETOOTH ADAPTER: The 2 - IN - 1 Bluetooth Audio Transmitter Receiver combines both transmitting and receiving functions. It effortlessly opens up the audio channels between Bluetooth and non-Bluetooth devices, unlocking the full potential of your audio equipment.DOUBLE THE FUN WITH DUAL HEADPHONE STREAMING: Sick of solo audio sharing? Our Bluetooth tv transmitter is here to save the day! Stream audio to two headphones or speakers at once. Ideal for movie nights with a pal or sharing workout beats at the gym. Connect two different Bluetooth devices and enjoy side-by-side audio action!TRAVEL FAR LISTEN LONGER: Long-haul flight? Road trip? City exploration? No problem. The airplane Bluetooth adapter's built-in rechargeable battery offers a staggering 13-hour playtime on a single charge. And when you need non-stop tunes or podcasts, a simple plug-in keeps the audio flowing.BLUETOOTH TRANSMITTER MODE: With a simple slide of the switch, you can effortlessly transition between modes. In TX mode, it beams high-quality audio straight to your favorite Bluetooth devices like those noise-canceling Bluetooth headphones or that powerful Bluetooth speaker.BLUETOOTH RECEIVER MODE: when you switch to RX mode, it bridges the gap between your portable devices such as your trusty mobile phone or laptop, and non-Bluetooth gadgets, unlocking a whole new level of compatibility.TRAVEL ESSENTIALS: Calling all globetrotters! This bluetooth headphone adapter airplane is your new travel BFF. It's so tiny, that it slips into your pocket or bag like a secret stowaway, always ready to team up with your Bluetooth headphones.BLUETOOTH 5.4 TECHNOLOGY: Powered by the latest Bluetooth 5.4 transmitter, this audio transmitter and receiver is a powerhouse of performance. It delivers crystal-clear, distortion-free digital audio, eliminating any annoying white noise. No more fiddling around to find the right frequency.