C Key 8 Notes  for Sound Healing with Mallets Aluminum Carry Case Unleash the soothing power of sound with our 432Hz Crystal Singing Harp. Designed in the key of C with 8 notes, this exquisite instrument is perfect for sound healing, therapy, and musical exploration. Made from high-quality crystal, it produces clear, resonant tones that promote relaxation and well-being. Each harp comes with mallets and a durable aluminum carry case, ensuring it's ready for travel and safe storage. Dive into the harmonious world of sound healing with this beautiful musical instrument, and experience tranquility like never before.