before anyone asks, thats the TEF6686.... apaprnetly its excellent with FM and RDs.. you can find it on Ebay, mostly from Chinese sellers... if you look on aliexpress, youll find it from some US Sellers.
if you get the "desk top" version theres some nice audio and AGC settings you can change...... yo ucan do some stuff with the text color, etc just be accessing the on screen menu