The Garrett AT MAX is a top-of-the-line, all-terrain metal detector that offers increased detection depth and advanced features. It comes with built-in Z-Lynk Wireless Technology, which allows for wireless audio transmission to the included MS-3 Z-Lynk Wireless Headphones. The backlight feature illuminates the LCD screen for improved visibility in low light conditions. The adjustable threshold, automatic ground balance window, and true all metal mode, further enhance the performance and versatility of this detector. This detector is perfect for treasure hunters looking to push their limits and find the most elusive targets.