Yes, we are back.
The Marlin, Marlin-P and Marlin X products have now been sold to IceTronics from New Zealand who will also be responsible with further development of the products.
They can be contacted here – https://www.icetronics.co.nz/
They are also providing support and can supply spare charging cables and bone conduction speakers for both the Marlin and Marlin-P
Best wishes and keep enjoy swimming!