Samsung GT-C5212/I is a handset that can solve your problem of having two separate phones each for a certain SIM card. With it you get a two-in-one service. It is cheap and lightweight. If you need a phone for calls and messaging, then Samsung GT-C5212 is a nice device for a price.
This phone will allow you to keep your private and professional life. There’s a switch button to tactfully switch from one number to another. A phone has a 1.3 MP camera and FM radio to entertain you. It has a 1000 mAh Li-on battery that keeps phone working for long hours and days (from 10 hours of talks to 280 hours in a waiting mode). To say it short, this is nice workhorse to keep you connected on two different numbers simultaneously whenever you need that.