HPA - 1


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.