Audio Output: Built-In Loudspeaker

so you hear the signal the instant the coil passes over a target

Whichever coil is on the machine

Easy installation - snaps on securely without tools

4X16 Micro Adventure No Flare Sluice Box (2nd Gen) - Dream Mat | Gold Prospecting Equipment Variant:Green Audio Output: Built-In Loudspeaker4X16 Micro Adventure No Flare Sluice Box (2nd Gen) Dream Mat Gold Prospecting Equipment Introducing the 4" X 16" Adventure Sluice, a compact, no flare gold sluice box that is designed to elevate your gold panning experience. This streamlined version of our iconic sluice is perfect for those who want the flexibility to customize their gold recovery setup while maintaining exceptional performance. Key Features: Customizable for Advanced Performance: