4X31K03931 Review
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4X31K03931 Lenovo Professional Wireless Rechargeable combo Keyboard and Mouse
LENOVO 4X31K03931 Professional Wireless Rechargeable combo Keyboard and Mouse, 8 Button Mouse, Optical IR Sensor, 4-way Scrolling, 2.4GHz & Bluetooth connection Type, 3-level adjustable dpi up to 4000 dpi, 3-zone tilt-leg Keyboard, Scissor-switch keys