DHR-998 is designed in accordance to recommendations of AASM (American Academy of Sleeping Medicine)
Recording time:24 hours
DHR-998 Sleep Diagnosis System is designed in accordance to recommendations of AASM (American Academy of Sleeping Medicine). As a portable device smaller than your palm, DHR-998 is able to detect multiple parameters including oral/nasal flow, snoring, SpO2, pulse rate and body position, thoracical effort and abdominal effort effectively during sleep.
Basic technical specifications of DHR-998 are listed as the following:
Lead: Air flow, SpO2, position
Output Interface: Air flow, SpO2, mini-USB
Screen: No
Relative Humidity: 20%~85% (no condensation)
Working Temperature: 545
Security Type: Internal electric source BF-type
Battery: AAA rechargeable lithium battery
Recording time: 24 hours
Size: 93×70×25