The Nokia Asha series consists of a range of budget-friendly mobile phones designed for users seeking basic smartphone features without the high cost. Launched in 2011, these devices run on the Nokia Series 40 operating system and offer essential functions like calling, texting, and internet access through apps. Nokia Asha phones are known for their colorful designs and long battery life, making them popular in emerging markets. They also include features such as a camera, music player, and social media integration, catering to users who want a simple yet functional mobile experience.