2.5 Hz Frequency for Deep Relaxation and Deep Sleep 2.5 Hz frequency delta waves for relaxation, sleep, and pain relief.
1 Hz Frequency for Deep Relaxation, Well-Being, Harmony and Balance 1 Hz delta wave frequency for deep relaxation and a feeling of well-being, harmony, and balance.
3.5 Hz Frequency for Stress & Anxiety Relief 3.5 Hz frequency - Delta waves to relieve stress/anxiety, wind down and fall asleep.
3.6 Hz Frequency: Delta Waves To Reduce Stress, Anger & Irritability 3.6 Hz Delta Waves to reduce feelings of anger and irritability. Listen with nature sound background: ocean waves and soothing rain sounds