Here are the links to download USB Driver and Kies software for Windows and Mac OS applicable to model number : SPH-D710 (Epic Touch 4G) a.k.a Sprint version of the Samsung Galaxy S II. All the links were taken directly from the Samsung support official page. You can also find the link to download the guides in PDF file, or visit details tutorial on the official page.
Model number: SPH-D710ZKASPR
Sprint Samsung Galaxy S II SPH-D710 (Epic 4G Touch) USB Driver for Windows XP, Vista and 7
Device(Install), USB Driver (Software) (ver.1_3_2360_0)
Release: Sep 15, 2011
Size: 22.84
File: Sprint_d710_USB_Driver_v1_3_2360_0.exe
http://downloadcenter.samsung.com/content/SW/201109/20110916042342248/Sprint_d710_USB_Driver_v1_3_2360_0.exe (copy the link and paste in your browser address bar)
Download Kies 2.0 for Epic Touch 4G Sprint (Samsung Galaxy S II) for Windows and Mac OS
SAMSUNG Kies, Software for Windows (XP, Vista, 7)
(ver.2.0.3.11082_152_4)
- Managing content on your mobile is easy with Samsung's Kies 2.0. Kies keeps your device firmware updated whenever you connect, helps transfer media and files between mobile device and a computer, etc.File: exe
Size: 82 MB
Release: October 11, 2011
Detail guide: http://www.samsung.com/us/support/SupportOwnersFAQPopup.do?faq_id=FAQ00029018&fm_seq=29186
Download Samsung Kies for Mac OS
Samsung Kies for Mac OS 10.5, 10.6 - SAMSUNG Kies (Mac),Others (Software) (ver.1.0.1.11095_18_2)
File: KiesMac_1.0.1.11095_18_2.dmg
Size: 15.91 MB
Release: October 11, 2011
http://downloadcenter.samsung.com/content/SW/201110/20111012042921965/KiesMac_1.0.1.11095_18_2.dmg
Detail guides :
http://www.samsung.com/us/support/SupportOwnersFAQPopup.do?faq_id=FAQ00029018&fm_seq=29186
Sprint Epic 4G Touch User Manual (User Manual) (ver.F8)
Release: Sep 22, 2011
Size: 5.41 MB
Lang: ENGLISH (North America)
File: SPH-D710_English_User_Guide.pdf
http://downloadcenter.samsung.com/content/UM/201109/20110923071822779/SPH-D710_English_User_Guide.pdf