Introducing The Submarine : The pickup that makes your guitar sound like two guitars. - YouTube
Submarine pickups - OffsetGuitars.com
The Submarine : Make one guitar sound like two - Ulule
Original Submarine Pickup | Reverb
Behind the Nut | Demonstration of Headstock Pickup by New Complexity - YouTube
Make one guitar sound like two! Submarine pickups. : r/gadgets
I'd like to introduce you to The Submarine | The Submarine can be yours for £89. For a limited time, so be quick! Order your Submarine at www.submarinepickup.com/store | By Submarine Pickups
Submarine Pickups
Submarine pickup: Acoustic guitar with pedal effects - YouTube
Submarine Pickup (internals)
The Submarine Pro: A split personality for your guitar? - gearnews.com