Specifications
The SoundSleep BPAP ST25 Pro System (LC-BPAP-25T) offers multiple modes including CPAP, APAP, BPAP S, BPAP Auto S, BPAP T, and BPAP S/T. It operates within a pressure range of 4 to 25 cmH2O with a pressure accuracy of ± (0.5 hPa+4%). The ramp time is adjustable from 0 to 60 minutes in 5-minute increments, and the starting ramp pressure varies depending on the mode.

Performance Parameters
The device supports a respiratory rate of 5 to 40 BPM and a rise time between 100ms to 900ms. Inspiratory time (Ti) ranges from 0.3s to 4.0s. Sensitivity settings for both inspiration and expiration are adjustable from very low to very high. The device includes automatic leak and altitude compensation.

Humidification and Storage
Humidification levels range from 0 to 5. Data can be stored on an SD card and on-board for over a year.

Physical Characteristics
The dimensions are 14x15.6x9.4cm without the humidifier and 26.2x15.6x9.4cm with it. The weight is 950g without the humidifier and 1500g with it. The device operates quietly at less than 30 dB at 10 cmH2O.

Electrical and Environmental Requirements
It requires 100-240 VAC, 50/60 Hz, and 2.0-1.0 A. The operating temperature is between 5° to 35°C, and storage temperature ranges from -20° to 60°C. It functions in relative humidity from 10 to 93% (non-condensing) and at altitudes from 0 to 2286 meters.

Additional Features
The device includes a reusable pollen/fine filter, 22mm tubing, and is controlled via a dial and push button. It supports multiple languages including Chinese, English, and Spanish. The risk classification is Class IIa, Type BF, IP22.