The ESSENTIAL SOUND Series (8 CD set) RF1001-8Regular price: $119.98Sale price: $89.98 Essential Sound / SOUND ASLEEP (2 CD set) RF1007Regular price: $29.98Sale price: $24.98 Essential Sound / CALM (2 CD set) RF1001Regular price: $29.98Sale price: $24.98 Essential Sound / UPLIFTING (2 CD set) RF1003Regular price: $29.98Sale price: $24.98 Essential Sound / ENERGY (2 CD set) RF1005 Regular price: $29.98Sale price: $24.98 CALM (2-CD set) + UPLIFTING (2-CD set) RFS01/03Regular price: $49.96Sale price: $39.98 SOUND ASLEEP (2-CD set) + SOUND BODY SOUND MIND (1 CD) RFS07/R278449Regular price: $36.96Sale price: $29.98 ESSENTIAL SOUND/COMPLETE (8-CD set) + THE POWER OF SOUND (Book & CD) RFS1-8/BK1Regular price: $124.90Sale price: $99.98 CLINICAL PROGRESSIVE ENTRAINMENT (2-CD set) ESPE1-2$29.98 CLASSROOM PROGRESSIVE ENTRAINMENT (2-CD set) ESPE7-8$29.98