Tech Round Up: Best Buy's new download service, New Android phone, Twitter Mobile device

Best Buy Co Inc plans to start an online service that allows consumers to buy, rent and download movies and television shows, the electronics retailer said on Tuesday. See full story.

Sony Ericsson unveils first Android phone

Sony Ericsson unveiled its flagship X10 mobile phone on Tuesday, its first to run on Google Inc's Android operating system, hoping the device will help reverse its loss of market share. See full story.

TwitterPeek: The First Twitter-Only Mobile Device

A new gadget designed specifically for Twitter fans who want to tweet whenever and wherever, was launched on Tuesday by gadget maker Peek. See full story. See full story.

$1,000 priced iPhone not a hit in China

Apple's Chinese partner sold 5,000 iPhones in the country after the handset made its debut last week, but is still hopeful it will increase the number of its third-generation mobile users by more than 1 million a month. See full story.