Mobile telecommunication and information technology is of utmost important in our social life, the economy, business transactions and education among others. Regrettably, the interacting innovations in products, services and technologies with a general convergence or blurring of distinctions between platforms, products and services has created enormous impacts and challenges in the mobile telephony sector. This paper therefore, seeks to examine these impacts and challenges of mobile telecommunications sector in Cameroon. In order to attain the above objectives, we employed content analysis in this regard. This paper therefore, conclude with some robust recommendations which if effectively implemented, will go a long way to improve on the mobile telecommunication sector as a result, enhance the digital economy of Cameroon.