My Websong Ultimate

Could it a rebranded ZXC Z7 ?
Another proof: expand "Product Specification" on ZXC Z7 Extreme Edition 
Similar products on Internet:
JXD P1000 MTK8377

Alot of these tablets are clones, ZXC Z7, JXD P1000, Create Z7, ODEON TVTab-701, Lenovo A2107 (source)
and probably using same battery here (?)

Official website with link to firmware etc

Articles related
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Disaasembly:
http://4pda.ru/forum/index.php?showtopic=378007&st=700&p=20903505&#entry20903505
http://4pda.ru/forum/index.php?showtopic=378007&st=280&p=19015717&#entry19015717

Steps to install CWM and rooting that really worked:
Android_Tablet_ZXC7.0_4.1.1_Firmaware_Root.doc by Venzo method (option) 4
...Error 8038 when using SP Flash Tool can be fixed using instruction here except that the part
...that need to be modified is hex inside "value(...)"
...To try when flasing failed:
...Hold Vol-Up (or Vol-Up and Power) when plugging usb cable
...Boot to recovery: Hold Vol-up and Power UNTIL the unit VIBRATES

[TUT] Instructions MTK6577 USB VCOM Driver Installation

[GUIDE] How to 'unbrick' your Mediatek MT65xx

[UTIL][WIN][MT65xx] MTK Droid Root & Tools | MediaTek Android Smartphone

Persiapan Sebelum Memasang Custom ROM

4 Quick Easy Steps to Root Your MT6589/MTK6589-based Android devices
Some times, the USB cable may be the problem. If you have used a charge-only micro-USB, it will cause problem with data/detection of devices. So make sure you use a good micro-USB cable for connecting.

[Q] Bricked Chinese ZXC Z7 Model - (Solved - No Thanks to You)
(many useful links inside)

Problems met
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How to backup current(=stock?) ROM?

Screen flashing on and off (prior to sleep mode?)
screen keeps flashing on

Gmail not syncing on Android
(never test it myself)
UPDATE: IP address on wifi keep changing ...just open access on firewall