Samsung Galaxy S2 i777 Motherboard / Logic Board. 

THIS MOTHERBOARD IS INTENDED FOR THE AT&T NETWORK.  WE CANNOT UNLOCK THE MOTHERBOARD OR INFORM YOU IF IT CAN BE UNLOCKED.

Item condition:  Used. Tested Working. Clean IMEI.

Listing includes:  Original Samsung Galaxy S2 i777 Motherboard / Logic Board. 

No installation instructions included.  Please make sure you are comfortable installing this part.