1.Chinese/English bilingual announcement free switch. 2.Super radar detection by high sensitive VCO waveguide. 3.Precise Radar band of frequency display. 4.Band switch-each band alert can be switched off/on separately. 5.3 levels of radar sensitivity adjustable-medium/high/ultrahigh. 6.Urban/highway mode switch to eliinate false alerts. 7.Full band detection(X, K, newK, Ku, Ka, new Ka, 6/8F, VG-2, 360°Laser) 8.Push button style power switch design 9.Volume adjustable by pressing keys.