Use "Power Nap", Side One, for just ten minutes to give yourself a mini sleep cycle of relaxation and rejuvenation. Use "Power Nap", Side Two, for up to thirty minutes to emerge refreshed and invigorated. Ideal for relaxation, self-healing, jet-lag and making up for lost or interrupted sleep. Play "Power Nap" on any stereo player, with or without headphones. Verbal.