Dual SIM dual standby and dual card single standby now are the new terms of mobile phone industry.
Dual sim dual standby mobile phone means you can insert two SIM Card, but also at the same time standby, that is, when your turn on the phone when you dial any number you can take to hear.
Dual card single standby refers to the cell phone you can insert two SIM Card, and can not be at the same time standby, you can choose to use one of each card, when your phone is switched on, dial a number which you start, another number is usually shut down state.
Category: Usually cell phone can be divided into single card single standby and dual sim dual standby. dual sim dual standby can be divided into dual-mode dual standby, dual-network dual standby and so on.
Features:
1. To save the bill, you can choose to use cheaper cost one to call;
2. Easy to use, has two numbers, but only need to bring a cell phone;
3. Security liaison, suitable for outdoor adventure, and so the need for close liaison occasions.
Buying advice:
Firstly, According to your own need to buy mobile phones. For phones, the more function,not the better.
Secondly,new phone should promptly observe major problem because the new cell phone purchase at all times appeared to set some features may not be activated. In particular, is a dual-card dual-standby handsets will not be able to look at pairs of cards is used.
Thirdly,buy dual SIM dual standby mobile phone need maintenance, because the function of more and more prone to problems, functionality issues, including machine itself is the problem, but also because of man-made improper operation.
Finally,the ordinary cell phones can also use a dual SIM in the above device to load two SIM cards into mobile phone dual card single standby, without the need to purchase expensive dual card mobile phone.