Launched:
Samsung launched this phone on 2013 and now this is discontinued. If your lucky then you can find it in used condition from ebay OLX or AliExpress.
Network:
Mobile can operate on 3G. HSDPA 900 / 2100 - S7580, S7582
BODY
Body Dimensions of the phone are (4.78 x 2.48 x 0.42 in) and its weight is about 118g.
SIM.
Phone Support dual sims (Mini sims) but you can use only one sim at a time. If you have call on one sim then the other sim is on standby.
Display:
This phone has TFT display screen which is cheap and not expensive to repair. 4 inches of screen also consume less battery power to help your battery. This phone has 480x800 pixcel resolutions.
OS.
Phone runs on Android 4.2.2 (Jelly Beans)
Chip Sets:
Phone has Dual core 1.2 Ghz Cortex-A9 processor of BCM 28145/28155.
Resolution 480 x 800 pixels, 5:3 ratio (~233 ppi density)
MEMORY Card slot microSDXC (dedicated slot)
Memory:
Phone comes with 4GB of Ram.
Camera:
Phone has 5 MP, AF Primary camera with AF.
Internal 4GB 768MB RAM
MAIN CAMERA Single 5 MP, AF and Led Flash.