Can i change the speed of the breathing on HV-MS672? ms672Yingjie ZhangMar 26, 2021 Share No, the breathing speed cannot be changed. Tags: Ms672 Share Previous articleNext article Subscribe to Newsletters And get a site-wide 10% off coupon! Your email Subscribe100% free, Unsubscribe any time! Follow us Featured productsSave 11% Product's name $77.00 $87.00 Save 11% Product's name $77.00 $87.00