Now people can send messages with their voices. It is faster than using a keyboard.

现在人们可以用语音发送信息。这比用键盘快。

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Most models lack a keyboard but enable users to download books and video, browse the Internet and send email.

大多数模型都没有键盘，但用户能够下载图书，视频，浏览互联网，发送电子邮件。

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Yes, they can send and receive e-mail, but why have a tiny keyboard when you do not need it for most of the phone's other functions?

它们的确可以收发邮件，不过为什么要有一个大多时候用不到的小型键盘?

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But even these aren't a perfect solution, because the ones that work with the iPad can't send common Windows keyboard commands to OnLive Desktop, so you wind up moving between the keyboard and the touch screen, which can be frustrating.

WSJ: Working In Word, Excel, PowerPoint on an iPad

The Sun Ray appliance effectively becomes the end node of the network, and its function is to display pixels on the screen, capture keyboard and mouse clicks, and send them back to the server.

CNN: Sun pulls the curtain back on Sun Ray

As expected, the Liberate can receive text messages, but here's the kicker: the screen doesn't allow the use of a keyboard, which means you won't be able to send any from your device.

ENGADGET: Novatel Wireless MiFi Liberate MiFi for AT&T hands-on