Check the listing for details. Wunder bar Mark 4 Beverage Dispenser- 2 Button Post mix. Condition: New. Listed at 180.00 USD. The Wunder bar Mark 4 Beverage Dispenser is a sophisticated 2-button post mix machine that allows you to easily dispense your favorite beverages in a professional manner. With its sleek design and user-friendly interface, this dispenser is perfect for bars, restaurants, and home use. The Mark 4 model offers a high-quality experience for creating signature cocktails or smoothies with just the press of a button. Enjoy the convenience and efficiency of having your own personal bartender with the Wunder bar Mark 4. 5 total units $250 per