Golden Mask 5 Plus (PowerBox) is the new deeper model of Golden Mask designed on a basis of Golden Mask 5. 
There are many improvements: 

- new rain-resistant control box
- added PowerBox for better depth
- added Iron Audio setting
- added Threshold setting
- added Gain setting
- better audio
- better battery life and many others

The overall depth is around 20% better than on the GM5. 
There is around 50% improvement in depth for coins, laying vertically in the ground. 
The telescopic carbon shaft makes the set very easy to transport, comfortable and lightweight

Included in the Kit:

-Golden Mask 5+ detector with telescopic carbon shaft
-23cm./9"/ DD Search coil + search coil protector 
-Wireless headphones
-Battery compartment cover
-Rechargeable NiMH batteries 
-Soft leather armrest insert 
-Smart charger