On your desk, advanced laser technology gives you precise tracking and instant response. In the air, innovative Freespace™ motion sensing transforms hand motions into natural, responsive cursor controls. Sit back and listen to music, browse photos, or surf the Web—from your desk or across the room. Performance -Laser performance: On your desk, enjoy laser-precise tracking and instant response. -Freespace™ motion sensing: In the air, use MX Air™ to browse and play your favourite media. The sensor transforms hand motions into natural, responsive cursor controls. Adjust volume by waving to the right or left; skip tracks with a flip of the wrist. -Scroll panel: Experience hyper-fast scrolling at the touch of a finger—on your desk or in the air. Control -Easy control of PC-based entertainment: Take command of your PC-based media with intuitive wave-and-click control—an easier and more natural way to enjoy your favourite media. -Gesture controls: Control playback and volume with hand motions. Adjust volume by waving to the right or left; skip tracks with a flip of the wrist. Convenience -Li-ion battery: Recharges faster, lasts longer. -2.4 GHz wireless: An operating range of 9 m lets you navigate media from anywhere in the room.