ZengimCell offers an opportunity for Azercell subscribers to replace preset ring back tone with any favorite songs or other accompanying sound.
Melomania offers an opportunity for Bakcell subscribers to replace preset ring back tone with any favorite songs or other accompanying sound.
Dinlət offers an opportunity for Azerfon subscribers to replace preset ring back tone with any favorite songs or other accompanying sound.
Geozumer - a technical aggregation of RBT service for subscribers of Geocell (mobile operator in Georgia), which allows to replace the standard ring back tones to your favorite songs or other audio tone.
