1Mii Upgraded Dual Bluetooth 5.3 No Delay Wireless Audio Transmitter W/12H+48H Product Features ?For Airpods Other Bluetooth Headphones? Plug B05 into the 3.5 AUX port of in-flight entertainment systems and pair it with your Airpods or other Bluetooth headphones, then stream audio wirelessly.***???????? ?????????? ???? ??????? ??? ??? ???. ?Enjoy High-fidelity Audio? B05 Airplane Bluetooth transmiiter features Bluetooth 5.3 and supports aptX HD, aptX Low Latency, aptX Adaptive, aptX, SBC. B05 can wirelessly delivers up to 24-bit high fidelity audio to Bluetooth headphones, bringing you a ?better-than-CD? listening experience. ?Long Playtime with Portable Charging Case? B05 Airplane Bluetooth headphone adapter supports up to 12 hours non-stop streaming with a single full charge, and can also work while charging via USB-C power cable. In addition, the charging case can provide 4 times charge. ?Flexibly Adjustable AUX 3.5MM Plugs?Suitable for Dual and Single auido output interfaces of in-flight entertainment equipment.. Not only for in-flight entertainment systems, but also ideal for other non-Bluetooth devices with 3.5mm Aux Jacks, such as gym equipment, Nintendo Switch, PC and more. 2.To achieve low latency, your Bluetooth headphones must also support aptX LL. Or, the receiving device might use another codec (e.g. SBC, aptX), resulting in a 70-200ms audio delay which may be noticeable by some users. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!