A week ago, a $500 "Oculus Ready" PC was unveiled, but still the cheapest way to experience VR is through a smartphone headset. Google's entry, the Daydream, is discounted in the US to $50 (usually $80) from today until February 25. Yep, US only. We were quite impressed with Daydream and especially the remote - something both the Samsung Gear VR and Google's earlier Cardboard lack. Of course, the headset itself isn't enough, you'll need a compatible smartphone - here's the list: Current: Google Pixel Google Pixel XL Moto Z / Moto Z Droid Moto Z Force Upcoming...
Source: http://www.gsmarena.com/google_daydream_vr_discounted_to_50_for_a_month_us_only-news-22800.php