HiBy M500 Mp3 Player Bluetooth 4GB+64GB Dual CS43198 HiFi Music Player(4G Version). Model：HiByDigital M500. DAC：Double CS43198. RAM：4GB RAM + 64GB ROM. Bluetooth version：Bluetooth 5.0. Hi-res Bluetooth codec support：LDAC, AAC, SBC, aptX, aptX HD.
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