Helm Audio Bolt: Two-minute reviewThe Helm Audio Bolt USB DAC/headphone amp is small, perfectly formed and elegant in its simplicity. It’s equipped to make the sound coming out of your laptop or smartphone far better than it otherwise would be, and it’s priced to make its talents available to as many people as possible.Where high-resolution audio content is concerned, the Bolt is in its element – it can handle 32bit/384kHz, DSD256 and MQA stuff without alarms. It generates enough
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