The Uniden R4NZ HAS BEEN UPGRADED FOR 2025 to incorporate the NZ Speed & Average Speed Camera Database and also been customised for the New Acusensus Speed Camera Vans . Also with Software Developed for Uniden NZ to enhance detection of the existing Low Powered Redflex Cameras used in NZ It also has the best in class K Band filter on the market like the R8, offering the least amount of false alerts from blind spot monitors and K Band sensors in other vehicles. When you need the best information possible, and none of the noise, Uniden’s R4 Extreme is a great investment.