Looks like it is an XPERIA X8 with a fancy colors and a WALKMAN logo.
The phone will come with a MH410 stereo headset the Sony Ericsson W8 will be available in China, Hong Kong, Indonesia, India, Malaysia, Philippines, Singapore, Taiwan, Thailand and Vietnam starting from Q2 2011 in three different colours (Azur, Metallic Red and the iconic Walkman Orange).
Dimensions : 99 x 54 x 15 mm
Weight : 104 g
3-inch capacitive touchscreen with a HVGA resolution (320×480); 16M colors
Four icons in the corners of the home screen for quick access to favourite functions
Android 2.1 Eclair OS with Timescape UI
600MHz processor with 168MB of RAM
3.15 MP Camera, 2048×1536 pixels, VGA@30fps Video Recording
Walkman player with TrackID music recognition and PlayNow technologies
3.5mm headphone jack
microSD Card slot up to 16GB; Phone memory up to 128MB
WiFi, Bluetooth 2.1 with A2DP, A-GPS
Infinite button – press this while listening to a track for more information and content.
Battery 1200 mAh (offers 23 hours and 40 minutes worth of music listening time)
There is no word on the pricing of the phone as of now.