Metronome 40 bpm
3:00:03
Metronome 60 bpm
3:00:15
Metronome 45 bpm
3:00:01
【メトロノーム 30 睡眠用】寝つきの悪い人でも一瞬で眠れる安眠音（3時間）
4:00:01
40 Hz Gamma - Pure Tone Binaural Beat - Brain's Operating System
1:00:02
Metronome 10 bpm 🎼
1:05:19
Erik Satie: Gymnopédies & Gnossiennes (Full Album)
33:25
Scale - C# TeenTaal - Sitar Lehra Vilambit Raag - Basant -16 Beats (60 bpm) - 30 min (UNINTRUPTED)
3:00:03