Iphone 4S is a sophisticated Hp produced by Apple Inc., which has a camera function, multimedia player, SMS, and voicemail. Besides, this phone can also be connected to the Internet network, to perform various activities such as send / receive emails, surf the web ..

Iphone 4S has a thinner body size (9.3 mm) than the iPhone 3Gs (12.3 mm). iPhone 4G is also more slender (width 58.6 mm), compared to the iPhone 3Gs 62.1 mm in width. For its own weight, the iPhone 4 is 2 grams heavier than the iPhone 3Gs. The front and back of the phone is covered by Apple's glass panels are stronger and more scratch resistant.

Just like the previous series, the iPhone 4 is decorated with ornate little. Like the flat port, to enter the data cable and charger, which is in the lower body and flanked by two speakers. Then there is a hole Jack 3.5 mm headset and power button at the top.

Inserted on the left side buttons: Volume and Silent. SIM card slot is located on the outside of the right side of the body. How to insert the SIM card by pressing a small hole in the cover simcard slot using a needle, then place the SIM card will come out. Do not forget the Home button below the screen that characterizes the iPhone.

Besides the camera, the iPhone 4S also has been equipped with the latest OS, iOS 5, which has a variety of advantages compared to previous versions ranging from the home screen notification display technology similar to the Metro UI in Windows Phone, location based, tabbed browsing, so that the email feature Same with enhanced iPhone 3Gs, iPhone 4 is also a capacitive touch screen TFT 16 million color, 3.5 inches. But the iPhone 4 screen is much sharper, with a resolution of 640 x 960 pixels. So call it the iPhone screen 'Retina'. This screen adopts the same technology as the iPad, the IPS (In Plane Switching) to display a wider angle.

Performance of iPhone 4 supported A4 1 GHz processor and iOS 4 operating system that makes accessing the various features was fast. Ability multitaskingnya also does not interfere with the performance of this phone at all. But then again, when gripped body is not as comfortable as its predecessor the iPhone 4

Hp has a difference with the iPhone 3Gs 3 Mpix camera, rear camera on the iPhone 4 body quality 5 MP camera plus flash. The camera has autofocus, but also can focus manually, by touching (tap) on the object image on the screen in any position. Part in focus will be automatically added Exposure and Brigthness, to be more sharp. One new feature that brought the iPhone 4 is a secondary VGA camera that was on the screen. Indeed this camera for video calls, but in fact can take pictures and record video. Video calls on the iPhone 4 called Face Time. How to use it is to tap a name in Contacts, then tap the FaceTime button.

iPhone 4 supports all of the Internet, GPRS, EDGE, 3G, HSDPA (7.2 Mbps), HSUPA (5.76 Mbps) to WiFi. To browse mengandalan Safari browser can zoom autorotate, or in-Zoom In / Out by double-tap or pinch. Safari has a Fraud Warning feature that when activated can restrict access to the site for the children. Sites that are frequently accessed, can be made the icon on the homescreen. Also provided icons Facebook, Google Search, Skype, YouTube and others. When trying to open up, can refresh just by shaking the phone.