The objectives of this research were 1 ) to study the factors affecting the perceived usefulness of using technology in financial transactions. 2 ) To study the factors affecting the perceived ease of use of technology in financial transactions. 3 ) To study the perceived usefulness that affect the use of technology in financial transactions. 4 ) To study the perceived ease of use of technology in financial transactions. The sample group was SMEs entrepreneurs who used technology to conduct financial transactions. There were 400 offices located in Bangkok. The questionnaire was used as a tool. Statistical results were calculated using Multiple Regression. The results showed that the quality of information, services and systems had a statistically significant positive impact on perceived usefulness. The quality of information, services and systems had a statistically significant positive effect on the perceived ease of use. The perceived usefulness and the perceived ease of use had a statistically significant positive impact on the actual service use.