This audio, titled "Thrice Knocking Version 2 with Deeper Sound," is a chilling sound effect that will send a shiver down your spine. The audio begins with the haunting echoes of a door being knocked on three times. Each knock is distinct, clear, and reverberates with a deep, ominous tone, creating an eerie atmosphere. The deep sound of the knocks feels almost tangible, like a pulse pounding in the dead silence of a scary, horror-filled night. It's as if an unseen presence is at the door, its insistent knocking piercing the silence. The effect is bone-chilling and provides a spine-tingling beat that is sure to instill a sense of dread. The third knock concludes the sequence with an intense bang that resonates, leaving behind an unsettling feeling of suspense. The audio piece is perfect for creating a thrilling, suspenseful mood in any horror-themed setting.