ifi_iusbpower_1 by John H. Darko January 10, 2013, 09:22 See more Previous article AMR / iFi iUSBPower review Written by John H. Darko John is the editor of Darko.Audio, from whose ad revenues he derives an income. He is also an occasional contributor to 6moons and AudioStream and currently resides in Berlin, Germany. Vimeo: DarkoAudio Twitter: DarkoAudio Instagram: DarkoAudio Facebook: DarkoAudio Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of new posts by email.