Key Specifications Model: M803W BK Duke 20 Product Name: Dual‑Mode Gaming Mouse (Wired + 2.4G) Chipset: 3212 DPI Levels: 800 / 1200 / 1600 / 2400 / 3200 / 4800 Polling Rate: 125 / 250 Hz Battery: 500 mAh Rechargeable Switch Life: 5 Million Clicks