The VECTOR et Bilevel ST30 provides additional safety for the user through a backup frequency in the S mode and alarms for apnea and low respiratory minute volume. The proven therapy, comfort and safety functions of the VECTOR et series (including the VECTOR et BILEVEL ST30) continue to assure effective and comfortable therapy, optionally with air humidifi cation. Enhanced data management with SD card Simple handling Data storage and transfer AI, leakage values, enhanced compliance analysis, respiratory flow and much more The comprehensive therapy data are analyzed, adjusted and managed with the aid of the TRENDset PC software. Additionally, the AI, increased leakage values and the average daily operation can be displayed on the device itself. The VECTOR et BILEVEL ST30 automatically applies altered therapy settings after insertion of the SD card.