Concept2 Model D Black Rowing Machine with PM5 Monitor is a high-quality rowing machine designed for home use. With 6 programs including fitness test, weight loss, and speed interval, users can tailor their workouts for specific goals. The machine is made from a combination of wood, plastic, and steel, and includes features such as air resistance, a USB connection, and a foldaway design for easy storage. It also provides detailed measurements for heart rate, speed, strokes, time, distance, and calories, making it a versatile and effective tool for gym and training activities.