Nikon Firmware Updates (28/02/2017) for D3400 (Ver.1.11) and D5600 (Ver.1.01) Cameras: Connections Between Cameras and the iOS 10.2 Version of the SnapBridge App – Photoxels
Nikon D3400 Triple Lens Parent's Kit | DSLR and 3 interchangeable lens kit designed specifically for new parents
Amazon.com : Nikon D3400 24.2 MP Triple Lens Ultimate Parent's Camera Kit, 3.0", Red : Electronics