Adapter NIKON WU-1b Wireless Mobile Adapter (za D600, 1V2, 1J3, 1S1)
Wireless Remote Control for Nikon Z5 Z7 Z6 II D750 D610 D600 D90 as Nikon MC-DC2 | eBay
Ml-l3 Wireless Remote Control Shutter Release For Nikon D3200/d3300/d3400/d5100/d5300/d5500/d600/d610/d7000/d7100/d750/d800/d90 - Shutter Release - AliExpress
Nikon releases Wireless Mobile Adapter Utility app for iPhone with D600 support - Nikon Rumors
Nikon D600 Two Lens Camera Bundle Includes 24-85mm lens, 70-300mm lens, shoulder bag, 32GB Speed Class 10 SDHC memory card, and WU-1b wireless Wi-Fi® adapter at Crutchfield