Dear Burson Audio, My Name Toni from Indonesia. Last week i just ordered 2 x V5 Dual and 2 X V5 Single from one of Burson Audio retailer in Indonesia, Starlite Harmoni. I’m going to upgrade stock op amp on my lovely sound card Sound Blaster ZXR with V5 op amp. I really excited with the sound after upgrade to V5, great job Burson Audio!!