Real Dell Optical USB Wired Mouse Dell Section Numbers: 356WK, 5Y2RG, 11D3V, 9RRC7, MS111-P, 330-9456. Features: Connectivity : Wired – Four pin USB Kind A, Tracking Sensor : Optical LED, Cursor Monitoring p.c. (dpi) : 1000 dpi (Dots Per Inch), Buttons Qty : Three (Left, right kind & Scroll Wheel), Dimension (H x L x…