Portable Headphone Amplifier Bass Boost HiFi 3.5mm Amp Rechargeable 16-600Ω Tool

1 x HiFi BASS Headphone Amplifier. Headphone port: 3.5mm(TRS). Duration: ≥24 hours. 1 x 3.5mm Audio Cable. 300Ωheaphone power: 18mW. Shell material: Aluminum Alloy. Bare weight: 152.5g. Bare size: 104.5x63.5x16.5mm.

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