FiiO JM21Portable Hi-Res Lossless Music Player Specifications: Processor: Qualcomm Snapdragon 680, 8-core, built on 6nm process technology DAC: Dual Cirrus Logic CS43198 DACs for high-fidelity audio quality Amplification Power: 700mW + 700mW output, providing strong driving power for headphones Display: 4.7-inch high-resolution screen for crisp visuals Battery Life: Up to 12 hours of playback time for extended listening sessions Operating...