A. Headphone Aviation Flight Adapter 1. Insert the headphone cable into the adapter, and then plug it into the aircraft jack to enjoy powerful and balanced music or movie sound effects during the flight. 2. This aviation adapter can convert a dual - plug aviation jack into a standard headphone stereo mini - plug. 3. The gold - plated socket provides good signal transmission. 4. It is suitable for the dual - jack headphone audio interfaces of many airlines. B. Color: Black C. Size: 3.5mm female to dual 3.5mm male D. Quantity shipped: 3 pieces Kind Reminders: 1. Due to different measurement methods, there may be a deviation of 1 - 3 cm in the product size. It is advisable to confirm acceptance of this deviation before placing an order. 2. Due to different monitors and lighting, the pictures may not accurately represent the actual color of the product. Thank you for your understanding. 3. Only the above - mentioned packaging contents are included, and other products are not part of the package.