Samsung Original Desktop Dock for Samsung Galaxy S2 i777 Phone (w/ Charger) AT&T only The Samsung Desktop Dock is designed to hold your phone while charging it Can be used in both portrait and landscape mode Whether you want to surf the web or catch up on last night's TV, the desktop dock holds your phone in the perfect position The dock also has additional volume controls on the side so whatever way you orient your phone you can adjust the volume Compatible With Samsung AT&T Galaxy S2 i777 Phone.