HP 235 Wireless Mouse and Keyboard Combo Power Supplies while the other two buttons

while the other two buttons let you hide your screen and use the green laser pointer

allowing two devices to share one power port connection - freeing up space on your power strip

Manufacturer Part Number: 857650-B21-AX

is backward compatibility with previous generations of Thunderbolt and USB

Tunable weight system - weights can be added or removed to customize mouse

HP 235 Wireless Mouse and Keyboard Combo Power Supplies while the other two buttonsHP 235 Wireless Mouse and Keyboard Combo A well designed wireless keyboard and mouse combo built for comfort and quiet Experience a keyboard and mouse combo that's comfortable, sleek and quiet. With a chiclet keyboard and durable mouse design, you can work efficiently and quietly. Enjoy a clutter free environment and the freedom to roam with a 2. 4GHz wireless connection. Plus, with keyboard shortcuts and long lasting batteries, you can work