Brand N/A Model RF-6110 Quantity 1 Color Black + red Material ABS Connection Method 2.4G Wireless Operation Distance 10 meter Tracking Method Optical Resolution 1600 / 1000 dpi Supports System All kinds of DOS and Windows system Power Supply 2 x AAA (not included) Other Uses ergonomic design without any delay; 2.4GHz wireless technology transmission; 6-button key easier operation; DPI button to switch resolution speed is under your control; Low power consumption; Automatically enter into sleepy mode; Convenient with paging side button Packing List 1 x Mouse 1 x Receiver