- Unique 5 inches touching technology supported with knob navigation eliminate all barriers between seeing and using
- With the help of timely waveform display function, more respiratory specifics of the patient can be presented to the clinicians
- Advanced ventilation algorithm in synchronization gives the patient a real brilliant experience of free breath
Basic Information
| Model | AS800/BS500/ST25/ST25A |
| Intended Use | OSA / Respiratory insufficiency (only for 25ST) |
| User Type | Weight above 30 kg |

Physical Characteristics
| Weight | 1.35 kg |
| Size | 238 x 178 x 128 mm |
| Screen | 5 inches, color, touch screen |
| Noise Level (ISO80601-2-70) | ≤ 28 dB |
Treatment Parameters
- Mode: AS800: CPAP, S, Auto S
- Mode: BS500: CPAP, S
- Mode: ST25: CPAP, S, S/T, T
- Mode: ST25: CPAP, S, Auto S, S/T Auto S/T T
- E-COMP*

Note: * E-COMP can help new patients gradually adapt the prescribed pressure by starting from 50% of prescribed pressure with 1 cmH2O increment per day.
| CPAP pressure range | 4-20 cmH2O |
| IPAP pressure range | 4-25 ccmH2O |
| EPAP pressure range | 4-25 cmH2O |
| EVAPS (only for ST25 & ST25A) | |
| Static pressure accuracy | 0.5 cmH2O |
| Dynamic pressure accuracy | 1 cmH2O |
| PS (Pressure support) | 0-10 cmH2O (only for AS800 & ST25A) |
| Respiratory rate (Backup frequency) |
0-50 bpm |
| Rise Time | Min 150–900 ms |
| Inspiratory trigger sensitivity | Auto, 1-5 |
| Expiratory trigger sensitivity | Auto, 1-5 |
| CSS (Cluster scheme setting) |
Comfort parameters
- Ramp
- Respiratory event detection
- IPR (Intelligent pressure release)
- Auto ramp
- Auto altitude adjustable
- Leakage compensation
- Auto on/off
- Mask fit
- Circuit compensation

Value-added Functions
- Auto screen luminance adjustable
- Energy saving mode
- Time and alarm clock
- Unit setting
- Multi-language setting
- Performance self-examination
- Patient report on main screen
- SpO2, PR
Humidity Function
- Integrated humidifier
- Auto humidity
- Preheating
- Heated tube
- Anti-leakage in inclined water tank position
- Water level detection
- Intelligent tube drying
Data Management
- Data storage in main unit (1 year statistical data, 1 week high resolution data)
- SD card high-resolution data storage (10 years)
- Wireless transmission (WiFi, Bluetooth, GPRS)
- Multi-platform synchronous data sharing for patients and clinicians (Android, iOS, Web)
Others
| IP level | IP22 |
Accessories
| SD Card | Standard |
| Nasal Mask | Standard |
| Full Face Mask | Optional |
| Nasal Pillow Mask | Optional |
| Tube (15 mm) | Standard |
| Tube (19 mm) | Optional |
| Heated Tube (19 mm) | Optional |
| WiFi & Bluetooth Module | Optional |
| Bluetooth SpO2 Watch | Optional |
| iMatrix Intelligent Cloud System | Optional |















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