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New Nikon D3400 and D5600 firmware upgrades improve Snapbridge connectivity - Nikon Rumors
Pixpros House - NIKON D5600 / D3400 FIRMWARE UPDATE 28-02-2017 • Fixed an issue that resulted in unreliable connections between the camera and the iOS 10.2 version of the SnapBridge app. ................
Amazon.com : Nikon D3400 DSLR Camera with AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR and AF-P DX NIKKOR 70-300mm f/4.5-6.3G ED : Electronics
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Nikon D3400 DX-format Digital SLR Camera w/ 18-55mm DX G VR Zoom Lens