In 2o2o ..... Who can give me the detailed prices for what concerns this MAESTRO module

1 : Maestro A Module Saitek - 4 MHz
2 : Maestro B Module Saitek - 6 MHz
3 : Maestro C Module Saitek - 8 MHz
4 : Maestro D Module Saitek - 10 MHz
5 : Maestro D+ Module Saitek - 12 MHz
6 : Maestro D++ Module Saitek - 16 MHz
Happy New Year.... Everyone in the Wonderful World of Electronic Chess...

Cordially
Diamant