What is the opinion of Reddit about the
Sleep Headphones Bluetooth Headband – Sleeping Headphones Gifts for Men Women Soft Headphones for Sleeping, Sports Headbands with Ultra-Thin HiFi Stereo Speakers, Long Time Play Sleep Earbuds?

First, check with your husband to see if he cares at the volume you’d play the sleepcast at. Mine honestly doesn’t. That said, if you want to make the sound louder for you and quieter for him, I use these headphones (or something like them… there are a bunch that all look about the same). The headphones last for several weeks between charges.