Iphone 4s is a smart phone marketed by the apple company.it is such a good phone my using this phone myself.this phone has a very relaible touch and good battery timing . this phone support all the advance internet applications .one can control this phone through his voice because this phone has a voice control feature by the name of siri . this phone is very good in internet.the camera of this phone is best having an amazing les. this phone can capture pictures almost at the rate of hundered per second. this phone is not much expensive and an averege person can buy this with very ease. this phone has a very good sound reception quality , one can hear clear and clean voice on the phone.infact I m in love with this phone.you will never regret after buying this phone.