[Edit] Sold locally. I'll have a BNIB SIA-3500D up for sale soon. Aloha, I'm selling my gently used Sundown SFB-2000D. Purchased in March 2020 per the warranty sticker, so it's only about a year and a half old. I used it for about 6 months while waiting for my CAB-45 to come off pre-order...