This product is either discontinued or we cannot get that from suppliers.
DPI Range, DPI Switching: 16000, 1000/2000/8000/16000, Programmable Button Count: 8, Sensor type: PAW3335DB-TZDU, Mouse Switch: Omron, Mouse button durability: 20 Million Clicks, Warranty: 01 Year, R-MG350-BKDUNN-G.