The FiiO M21 is a portable Hi-Res digital audio player running Android 13 on a Qualcomm Snapdragon 680, with four CS43198 DACs, fully balanced 4.4mm and 3.5mm outputs, and a 4.7-inch HD screen. Part of FiiO's M-series DAP range.\n\nThis listing is the Black. The FiiO M21 is also available in Dark Blue.\nKey specifications\n\n--Processor: eight-core 6nm Qualcomm Snapdragon 680, Android 13\n\n--DACs: 4 x CS43198, fully balanced 2-stage amplification\n\n--Outputs: 3.5mm and 4.4mm headphone / line out, low-jitter coaxial output\n\n--Screen: 4.7-inch HD\n\n--Storage: 64GB onboard, expandable via microSD up to 2TB\n\n--Bluetooth: 5.0 (SBC, AAC, aptX, aptX HD, LDAC, LHDC)\n\n--Battery: 4000mAh, up to 15 hours, 20W PD fast charging\n\n--Dimensions and weight: 68 x 121 x 17 mm, 193g\n\nFiiO M21 digital audio player\n\nThe M21 brings flagship-level architecture to the entry-level class. Four CS43198 Matrix DACs, a Snapdragon 680 processor, and Android 13 combine to deliver a strong benchmark fy