The document discusses how smartphones are defined as internet-enabled phones that provide personal information management. It then lists several smartphone models and features like email, internet access, cameras, and music players. The document argues that smartphones have greatly affected humans by making them anti-social, isolated, obsessed, unmotivated, unproductive, and lazy as users are constantly distracted by and addicted to their phones. It concludes that smartphones have had a big impact on society and have changed people's lives in many ways.