Yes, absolutely and we encourage you to do so. Specifically, the lowest of the Solfeggio Frequencies, 174 Hz can help relieve stress and encourage calmness. You can listen to 174hz tuned music with the help of calming music to help you fall asleep, and stay asleep longer.
A study done in 2019 showed listening to Solfeggio Frequencies had a profound effect on the human body and DNA. Subconsciously listening to these tones and tuned music may help DNA restoration and promote healing.
So try out listening to each frequency to aid your sleep habits!