FiiO X7 Mark II Portable High-Resolution Audio Player

Fiio X7 Mark II Specs Output power (single ended): ≥150mW @ 32Ω Output power (balanced): ≥400mW @ 32Ω Output Impedance (single ended): ＜1.2Ω Output Impedance (balanced): ＜1.7Ω Frequency response: 6 Hz~60 kHz...