Music Theory Lessons The music theory class cost $24.99 which covers one lessons at 45 minutes. The subscription model cost $59.99 per month and that serves you 3 classes per month at 45 minutes. Group lessons also are provided and that class will consist of 2 or more people, this class cost is $11.99 per month and with groups purchasing the class will offer a discounted rate. (Please note: must sign up for two months for subscription program, Also please beware the class material consist of an audio interface design for online streaming, and a solid internet conneciton around 25 mbps or more to avoid drop outs. Group rates consist of 4 students, discounted rate is 8.75 per student)