Features & Benefits Reliable performance. The AMT-3200 utilizes bias/resonator technology, providing consistent detection in all UltraMax systems. Lightweight. The lightweight construction allows for application to the most delicate hanging apparel. Sleek aesthetic design. The small size provides just the right visual deterrent without detracting from the merchandise presentation. Defeat resistant design. Rigid ABS plastic housing combined with a shape to minimize the ability to attack by hand or with tools. Lanyard tags. Ideal for products where standard lanyard and tack options could not be implemented, but security devices are required.