Samsung finally unveiled the much-awaited smartphone of the year, the Samsung Galaxy S4. At first sight, you might get confused with its predecessor, the Galaxy S III. However, the powerful specs of this device speaks for itself. Samsung has also focused on the innovative software features which will seen for the first time in this handset.

The Samsung Galaxy S4 features a 5 inch Full HD Super AMOLED display with a resolution of 1920 x 1080 pixels and a pixel density of 441 ppi. The international variant will sport a 1.6 GHz Octa-Core processor, while the US variants are likely to come with a 1.9 GHz Quad-Core processor. Apart from the Nexus smartphones, the Galaxy S4 is the only smartphone in the world to ship with the latest Android 4.2.2 (Jelly Bean) Operating System out-of-the-box.

Instead of the 8 megapixel camera found on its predecessor, the Galaxy S4 comes with a 13 megapixel camera with flash, Zero Shutter Lag and full HD (1080p) video recording capabilities. On the other hand, the 2 megapixel front-facing camera allows you to video chat in full HD (1080p) with Zero Shutter Lag. Other camera features include Dual Shot, Dual Recording and Dual Video Call which are explained below.

This handset will be come with 16 GB/ 32 GB/ 64 GB internal memory, which can be additionally expanded up to 64 GB, thanks to the MicroSD card slot. Apart from the usual Samsung Hub, ChatON, Samsung WatchON, S-Travel and S-Voice, it also comes with some new features such as the Samsung Smart Scroll, Samsung Smart Pause, Air Gesture and Air View.

On the connectivity side, it comes with 3G/4G LTE, WiFi 802.11 a/b/g/n/ac, NFC (Near Field Communication), Bluetooth 4.0, IR LED and MHL 2.0. This device packs a powerful 2600 mAh battery, which will hopefully keep the handset alive for at least a day without charging. Check out the new and innovative software features of this device after the break.

Dual Camera and Dual Video Call:
The 13 megapixel camera on the Galaxy S4 is not just for taking regular pictures. The Dual Camera function on this device allows you to use both rear camera as well as the front-facing camera simultaneously for taking pictures. It basically means that if you are taking a pic of your friends from the rear camera, you can activate the dual camera function which will include your pic in the same image using the front facing camera. On the other hand, the Dual Video Call enables you to make and receive a video call with friends and family while showing what you are looking at during the call.

Drama Shot and Sound & Shot:
Apart from the Dual Camera, you will also find the Drama Shot quite amazing. This feature lets you see the complete action in one continuous time-lapse. Until now, the media with voice and continues image was known as a video. But Samsung went a step ahead and introduced the Sound & Shot feature. It allows you to click a still picture and add a voice to it. It is basically like an audio enabled postcard.

Group Play and Share Music:
The Group Play feature on the Galaxy S4 allows other Galaxy S4 users to connect, share and co-create content without Wi-Fi or even cellular signals. You can share music and video or even play a multiplayer games with Group Play. The Share Music option allows you to play the same song on multiple phones in sync to create an amazing party experience.

S-Translator:
If you are a frequent international traveler, then you might have faced a lot of problem while communicating with the locals in their respective country. The S-Translator app removes the language barrier by providing instant translation, using text or voice translation on applications, email, text message and ChatON. Currently, the S-Translator app supports 9 international languages including Portuguese, Spanish, French, German, Italian, Chinese, Japanese, Korean and English.

Samsung Smart Pause:
While you are watching a video on your smartphone, the Samsung Smart Pause continuously tracks your eye moments and when you look away, the video is paused automatically and it resumes when you look back at the screen.

Samsung Smart Scroll:
The Samsung smart Scroll uses the same technology to scroll the browser or emails up and down without touching the screen. It recognizes your face looking at the screen and movement of your wrist and then scroll the pages up or down accordingly.

Air-View:
The Air-View feature was first seen in the Samsung Galaxy Note II. This feature allows you to view all the photos in the gallery, see details on contacts or emails just by hovering over the screen with the S-Pen. However, the Air-View feature in the Galaxy S4 allows you to use this function just by using your fingers.

S-Health:
The Galaxy S4 comes with built-in sensors designed to monitor your health, temperature and humidity of your surrounding. These data are then displayed on the improved S-Health app. You can enable additional functions with the Samsung’s accessories including the S Band, Heart Rate Monitor (HRM) and Body Scale.