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Its single piece of aluminum enclosure features a high-end noise isolation design by CNC machinery and a plated high-precision ceramic with high hardness, creating a highly personal fashion style, suitable for portable headphone amplifier. Based on these features, HPA-1 is created as the first mobile headphone amplifier.
oBravo uses iWaa technology and a state-of-the-art 1700mAH lithium batteries with an integrated high- level headphone amplifier circuit and OCC single crystal copper used in Hi-Fi cable.
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