Higher specification. what exactly is, are these deep sea submersible is, are these deep sea submersible is like? talk us through it. i is, are these deep sea submersible is like? talk us through it.- is like? talk us through it. i can't really comment _ is like? talk us through it. i can't really comment on _ is like? talk us through it. i can't really comment on the _ is like? talk us through it. i can't really comment on the type i is like? talk us through it. i can't really comment on the type and l is like? talk us through it. i can'tj really comment on the type and i don't know them very...