Originally Posted by Dbout
Have you checked if the SIM menu of U8836D can be configured in an "always active mode" in order to be able to receive calls to SIM2 when you are on a call on SIM1, like in Samsung Galaxy S7562. Of course you need to activate call waiting in both SIMs and call forwarding (with the charges of your provider of course) from SIM1 to SIM2 and vice versa in order to have it working from the SIM menu.
Also does it support Skype video calls?
The phone is "dual standby", which means that if you are on a call on one sim
the other sim is inactive.
I have used skype video calls several times and I am happy with it.