[4 in 1 iPhone Jack Adapter] - Designed with 1 charging port (charging only), 1 headphone lighting port (call control, music, volume adjustment) and 2 3.5mm jack ports (music only, dual jack that can be used simultaneously). Noticed: lighting audio jack and 3.5mm audio jack cannot be used at the same time. [High Audio Quality and Optimal Charging] - This iPhone multi earphone adapter is with sound processing chip integrated which allows audio output up to 48 KHZ and 24 bits. The adapter provides excellent connection, stability and sound clarity and supports charging. [Compact and Easy to Use] - No more hassle with iPhone dual jack adapter. Use your headphones as you wish. No app needed, just plug it in and the transmission is instantaneous. Small in size, it easily fits in a pocket and can be taken anywhere (car, home, vacation, travel, etc.). [Wide Compatibility] - This iPhone charger headphone adapter is compatible with iPhone Phone 13, 12 (all models) 11, 11 Pro, XS, XR, X, 8, 8 Plus, 7, 7 Plus, 6S, 6S Plus, 5S, 5C, 5, Pad Mini, Pad Mini 2, 3, 4, Pad Pro, Pad Air, Air2 and more. It supports iOS 9.2 - iOS 15 and above. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin