Samsung Galaxy S

Caractéristiques et spécifications

 

 Samsung Galaxy S - Le Samsung Galaxy S a une Super écran tactile de 4,0

pouces AMOLED capacitif qui prend en charge 16 millions de couleurs. Il

a un appareil photo de 5MP avec auto-focus et donne une résolution d'image

de 2592 x 1944 pixels. L'appareil est livré avec une RAM de 512 Mo et un

espace mémoire de stockage de 8 GB/16GB. 

Samsung Galaxy S - Caractéristiques et spécifications

 

Delivering Efficient Communication With Voip Atlanta

By Stacey Burt


Innovations in communication technologies have come a long way. One of the technologies that is making it easier for people to communicate over long distances at a cheaper cost is VoIP Atlanta. Also known as broadband phone service or Internet telephony, this technology allows for voice communications using Internet networks rather than the normal telephone network. With some of the technologies, sending faxes, text messages and short voice messages are possible.

With broadband phone services, the calls are setup in a manner similar to that found in circuit-switched networks. When the user dials, a channel is setup to transmit the message. The signals are converted into digital format and then encoded. With the Internet Protocol transmission however, the message is divided into smaller units called packets before transmission. Upon arrival at the destination, the message packets are then assembled together to form the original message.

Network resources are more efficiently used in broadband networks using these technologies. This is because the transmission of each individual packet of a message is independent, and they can go via different channels if they are available. The message is thus transmitted at a faster rate, and delays in transmission are not as frequent as in circuit-switched systems, especially when the call is over a long distance.

There is a wide range of Internet telephony products on the market today, with some of them closely resembling normal telephone systems. These have features such as dial buttons, cradle and handset, similar to those of desk phones, but are installed with the RJ-45 connectors used in Ethernet networks rather than the RJ-11 connectors commonly used in telephones. There are hybrid phones that employ both IP and circuit-switched technology at the same time.

Some of the IP phones do not need a connection to the wall jack and make use of wireless network, if available. Such phones come with software and hardware components that can place calls to the number dialed using Wi-Fi networks. Most mobile phones sold today have the capability to make voice calls over Internet Protocol Networks. These phones are also able to place voice calls to computers that are also equipped with the appropriate hardware and software.

Because voice data packets are larger in size, a faster Internet connection is needed for voice calls over IP networks to be effective. Computers to be used for Internet call purposes need to have sound hardware installed, such as speakers and microphones. Software packages that serve as a platform for the voice call services also need to be installed. This software is usually available from companies that specialize in this kind of communication.

One main reason the usage of the Internet telephony communication is growing is the seemingly low cost associated with it. The software needed for a computer or phone to enable VoIP functionality is sold for very low fees, while many of them are completely free. In addition, there are no monthly bills to pay, except for the normal Internet Service Provider monthly bills. This makes it a cheaper service compared to other forms of communication.

Internet Telephony services are now integrated into most of the social media platforms. Users can send messages in the form of multimedia, voice and text to friends that are also subscribed to the platforms. The users are not required to pay anything extra, apart from the charges from the ISP.




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