Master Medical Equipment is a proud distributor of Professional Defibrillators, Monitors, EKG/ECGs, Ventilators, ESUs, Pumps, and Sensors. Having been in the business for over 15 years, MME stands by its promise of excellence at an affordable price. We call it the MME PROMISE. If there is a product that does not pass our MME 5-point Inspection process, it does not receive the MME Seal of Approval because we want only the best for our customers.