Perhaps, the latest 3D heli from Hirobo should be SDX 50. It's 50 size 3D heli, very cost effective for 3D RC Heli beginner pilots. Below is the link that I posted the info of this SDX 50.
Hirobo SDX 50
Hirobo Turbulence D3 is "pro" class. It was tested and flown by current Europe #1 3D pilot Dominick.
Hirobo Turbulence D3