2-in-1 Bluetooth 5.4 Audio Adapter and Built-in Microphone - Bluetooth transmitter(TX Mode) allows you via 3.5mm cable to transmits audio from , PCs, airplane entertainment to Bluetooth headphones, earbuds, bluetooth speakers. Bluetooth Receiver(RX Mode) connected your smartphone to wired speakers/earphone through Bluetooth. Dual Link, Share Your Happiness - The Bluetooth transmitter can be paired with two wireless earphones or Bluetooth speakers at the same time in TX mode. In RX mode, you can connect to the Bluetooth of two mobile phones at the same time. You can share audio with your friends and lovers. Note that audio latency will be amplified in dual mode, expecting a high latency of 200ms Wide compatibility - With a dual 3.5mm adapter, the Airplane Bluetooth Transmitter ensures compatibility with any aircraft device. It also connects seamlessly to home , for iPads, computers, treadmills, and gym equipment with a 3.5mm jack or AUX output. Additionally, it pairs with Bluetooth headphones (like ) and Bluetooth speakers, providing convenient and immersive audio experiences in environments. Bluetooth V5.4 and low latency - The Bluetooth transmitter utilizes the latest Bluetooth 5.4 technology and cutting-edge Qualcomm chipset, ensuring top-tier performance. Supporting -Adaptive and -Low Latency, it delivers high-quality audio with minimal latency on compatible devices. Whether on an airplane or , the Bluetooth transmitter provides seamless connectivity and minimal lag for streaming music, watching videos, or playing games, enhancing the overall user experience. Dual Connection with led indicator - The Bluetooth transmitter utilizes the latest Bluetooth 5.4 technology and cutting-edge Qualcomm chipset, ensuring top-tier performance. It supports -Adaptive and -Low Latency, allowing for the transmission of high-quality audio with lower latency when used with listening devices that also support these codecs, thereby enhancing the overall user experience. With this transmitter, users can enjoy seamless connectivity and minimal latency whether streaming music, watching videos, or playing games. and battery indicator light: The Bluetooth transmitter offers up to 13.5 hours of use on a full charge, with a connection range of over ten meters and a quick 2-hour charging time. Colour:Black Material:Plastic Package Contents: 1 * Bluetooth Audio Transmitter Receiver 1 * Airplane Adapter(Random styles, no specifications accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.