Radio Tuner application ONLY for the following Android Car Navigation Head Units:- head units based on MTC firmware with cpu PX3, PX5, PX6 and PX30.- head units based on TopWay platpform with chipset Allwinner T3, T3L, T8, Intel SC9853 (TS9), UIS7862 (TS10) and UIS8581A(TS18).- headunits with chipset UIS7862, UIS8581, sc9853i based on firmware FYT.- head units with chipset S32F0 (better with rooted rom).- head units based on ROCO K706/QF01 firmwares- head units model K4811Its not compatible with firmwares that are not based on the above hardware!Its not a web radio! It doesnt require internet connection for tuning.This is the free version of the higly customizable and with radio stations logos of NavRadio+, FULL VERSION is here:https://play.google.com/store/apps/details?id=com.navimods.radio