The portable digital audio player features Class A and Class AB headphone amplifiers, delivering exceptional sound performance and robust driving capability, especially suitable for large headphones and high-impedance in-ear monitors. This mp3 mp4 player consists of four of Cirrus Logic's CS43198 flagship DACs. The 8-channel monoblock output delivers top audio quality. Supports up to DSD512 native PCM 768kHz and MQA 16x playback. This Android player features Android 12 and Qualcomm Snapdragon 665, with 4GB of RAM, 64GB of ROM, and expandable memory up to 2TB. It enables effortless downloading and installation of third-party apps, ensuring quick responsiveness and smooth operation. mp3 player with bluetooth and wifi, Supports Bluetooth 5.0, including LDAC, aptX, aptX HD, SBC, AAC, etc. Support 2.4GHz and 5GHz WIFI with the maximum rate up to 433Mbps. This hi res music player features multiple connectivity options, including 3.5mm and 4.4mm headphone outputs as well as line outputs, each with dedicated physical ports. Additionally, it supports USB digital audio input/output, coaxial digital output, and analog line output. The portable digital audio player features Class A and Class AB headphone amplifiers, delivering exceptional sound performance and robust driving capability, especially suitable for large headphones and high-impedance in-ear monitors.