Say goodbye to plugs and cables - the era of wire-free power has moved a step closer, after scientists showed how mobile phones and televisions could be powered using simple physics.

跟插头和电线说再见吧——在科学家们给我们演示完移动电话和电视是怎样通过简单的物理原理来无线充电后，这意味着无线电力的时代离我们的生活更近了。

youdao

But for those of you who favor your wire-free lifestyle, we have a few tips for keeping your wireless keyboards and mice lag-free.

但是对那些乐于享受无线自由生活的人，我们献出几条小建议，可以让你的无线键鼠没有延迟。

youdao

The Walkman W Series is a wire free digital music player designed to conveniently and comfortably accompany its user to the gym, trail and treadmill.

ENGADGET: Sony unveils Meb Keflezighi Edition Walkman W Series, fills it with the marathoner's coaching wisdom

At the show, Netgear showed the VueZone wire-free home monitoring system (with add-on night-vision camera).

FORBES: CES Summary: Evolution Of User-Centric Computing

"We think the ability to have a wire-free charging experience with a broad ecosystem of devices like keyboards, mice, storage devices, cameras and smartphones will be realized in the near future, " said Gary Huang, director of PC Growth and Innovation at Intel (NASDAQ: INTC).

ENGADGET: Intel, IDT to make resonance charging a reality, see reference chipset coming in first half of 2013