Breas Q-Lite In-line CPAP Muffler MSRP: $36.85 $36.85 Breas Q-Tube In-line CPAP Muffler Bothersome CPAP noise and vibration? Muffle them! Breas knew there had to be a way to reduce the amount of noise and vibration that transfers through your Z2 Travel CPAP machine's tube. So, Breas created the Q-tube... Shop