HIGH QUALITY MATERIALS: Made of high quality aluminium alloy and nylon, lightweight and durable. ★Product material: aluminium alloy + nylon. Note: The adapter uses a digital audio decoder chip. High Fidelity Sound Quality: Built-in smart chip ensures that it supports high resolution (up to 32bit/384khz), and OMIP/CTIA self-recognition ensures high-quality sound, even during a call without any audio.
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