What is Dual sim phones?

Dual sim phones mean the phone can run with 2 sims card at the same moment, which can call and receive calls smultanously with 2 sims.

DUal sim phones is the main features of CHina OEM mobile phone, Which are mostly using MTK CPU as a low cost and mature solution. Even though some international brand name like LG, NOkia ..... also launched dual sim phones, due to the cost matter, CHina dual sim phones stil dominant the east south asia market. 

 

For more details of dual sim phones, can read http://en.wikipedia.org/wiki/Dual_SIM