EarFun Air Pro 3 Purchased from a used goods store. The left earbud is faulty and often cuts out. I'm selling these because I haven't been using them much recently. Features: * Supports aptX Adaptive, a high-resolution audio codec. * Employs Qualcomm's latest "QCC3071" chip. * Supports the latest Bluetooth 5.3 and is planned to support next-generation Bluetooth audio LE Audio. * Features 11mm dynamic drivers for powerful bass and smooth mid-high frequencies, delivering rich sound. * Industry-leading ANC reduces noise by -43dB, creating an immersive experience with active noise cancellation. * Built-in with three high-performance microphones in each earbud, enabling clear call functionality even in noisy environments. * Equipped with multi-point function. * Customizable with the dedicated "EarFun Audio" app, offering a variety of features. * Up to 45 hours of playback. * Supports wireless charging and fast charging.