Technology Acceptance Model (TAM) is capable of explaining user behavior across a broad range of end-user computing technologies and user populations. The prepaid wireless internet technology provide to the students great opportunities and challenges. This aims of this research is to measure "student's acceptance of the wireless internet technology in the Guthrie College in UUM" by use Technology Acceptance Model (TAM) .This research investigates and discusses the TAM results involving use prepaid wireless internet technology. It will also attempt to understand students' beliefs, perceptions, attitudes and intentions. Findings will also find out the impact of wireless internet on the teacher's job performance