The Sony Bravia EX620 series LED TV features Full HD 1080p with Edge LED backlight, 120Hz refresh rate (Sony called it Motionflow 120), 1X-Reality Engine, Bravia Internet video and Qriocity, WiFi ready (optional USB adapter sold separately) and Skype ready.  Unlike  the Sony EX720 series, Sony EX620 series is not 3D TV and the refresh rate is 120Hz.

Sony Bravia Internet video offers one of the best Internet TVs with a total of 40 services, including Netflix, Pandora, Hulu Plus, Amazon VOD, YouTube, Slack, Crackle and blip.tv,  etc.

Skype was built in and  you can connect to a special Sony camera and microphone (CMU-BR100) to do 720p HD video calls with friends.

X-Reality Engine utilizes Sony’s Intelligent Image Enhancer technology to deliver outstanding picture quality.

The Sony EX620 series have three models:

• 55-inch KDL-55EX620 $1999.99
• 46-inch KDL-46EX620 $1399.99
• 40-inch KDL-40EX620 $1199.99

All will be available in February.

Source:

Sonyinsider