The LEM-3 is a surface mount 3 call master station from Aiphone which is capable of offering high quality operation for all working environments. The LEM-3 master station comes with a push to talk button, a call button, an off button, as well as a voice control for easy adjustments, and a professional appearance. The LEM-3 master station also features a user friendly design, and offers easy setup and installation that can help to save money and time for the operator.