Realized I can't connect the speaker directly to the arduino, so added cost of buying a Potentiometer and a Resistor kit to get a 100 ohm resistor and some other resistors for later on.
Took apart the rotary phone, here is a time-lapse.
I used http://bluetooth-pentest.narod.ru/software/bluetooth_class_of_device-service_generator.html to build the COD of
I hooked up the speaker and amplifier last night to test the bluetooth board, and it works. Pretty loud.