Mobile learning remains a new frontier for many instructors and students. When compared to the traditional and E-learning systems, mobile learning requires the use of different learning and teaching strategies to be adopted and accepted in higher education. This article presents mobile learning concepts ecosystem with more focus on the mobile learning adoption. The article describes the results of research investigation to design a model of mobile learning adoption for higher education providers. The model main components were identified as: user initiation, user willingness and acceptance with different influencing factors including demographics, external variables (performance expectancy, effort expectancy, social influence, facilitating conditions), enjoyment, efficiency, sociability, flexibility, suitability and economic. The provided model is part of an Omani-funded research project investigating the development, adoption and dissemination of M-learning in Oman.