ETUCRAY Headphone mm Adapter,Dongle to 3.5mm Jack Earphone Connector Convertor 2 in 1 Accessories Audio Cables Charge Perfect Sound Quality: The adapter uses 100% copper core to provide lossless digital sound quality, supports 48 KHz and 24-bit audio output, maintains the original headphone sound quality, enjoys immersive games and music, and ensures the efficiency and stability of data transmission. Widely Applicable: For iPhone 7 / 7P 8 / 8P X, compatible with iOS 10.3 or later. It contains a decoding chip, so you don't have to worry about system upgrades. It is compatible with your phone's original protection line and headphones.It's wonderful Chargers & Power Adapters. Function introduction: Charging + Audio (Please note: no call function). It allows your device to listen to music, watch videos, and play games with 3.5mm headphones, which is also very suitable for running. Small and exquisite, easy to carry. High Quality: The adapter is made of ABS and PC. The glossy white design is stylish and simple. Whether you use it yourself or give it to your family and friends as a gift, it's a good choice Sincere Service: We will provide 12 months product quality assurance and permanent dedication. If you have any questions, please feel free to contact us. I look forward to your visit.