Golden Mask 4 PRO S by MDetectors - review and depth test with small coins!

Testing a new modification of Golden Mask 4 PRO S metal detector by MDetectors company. It is a modification of Golden Mask 4 PRO with DeTech SEF 10x12 coil and WS-106 new wireless head phones in kit. Link to the MDetectors store: http://mdetectors.com/product_info.ph... More about Golden Mask 4 PRO S: https://hobby-detecting.com/tag/golde... Read more news and detecting stories, tips, metal detectors and equipment reviews here: https://hobby-detecting.com/ It's all about Metal Detecting - our best hobby, friends! Cheers!