Id imagine you'd be able to come without getting hard, I mean the hard factor is just blood rushing to your dickus, so if it checks out
If it checks out, it's because the piston down inside the base. Just imagine a needle shoot, the content came out because it's pushed from behind while the needle is just for inserting. Hohoho. (づ ̄ ³ ̄)づ
Id imagine you'd be able to come without getting hard, I mean the hard factor is just blood rushing to your dickus, so if it checks out