ProSomnus SPAC Presentation Deck

ProSomnus Next Gen Device with Continuous Physiologic Monitoring Poised to Change Sleep Medicine Patent pending, FDA cleared, soft launch expected in Q4 2022 RPM Prototype Device and Patient Mobile App ■ PROSOMNUS SLEEP TECHNOLORIES ▪ Device with embedded sensor enables continuous remote monitoring of medically necessary physiologic metrics - PROSOMNUS® SLEEP TECHNOLOGIES Adherence, oxygen, heart rate, pulse rate, and more ▪ Data transferred from device to cloud via smartphone app ■ Cloud based system allows health care providers to download reports on-demand System enables recurring revenue streams for ProSomnus and healthcare provider Remote patient monitoring codes (99454, 99091, E0486, 99453, 99457) ****** AHI Ⓒ 3.2 AHI ●Normal Total Sleep Apnea Occurrences 39 times Heart Rate 97 BPM High My Report December 1, 2021 Blood Oxygen Ⓒ 94% ●Normal 76% Lowest Heartbeat Rate Variability Beta 46 ms Sleep Movement During Sleep Ⓒ 12 times N Report PROSOMNUS SLEEP TECHNOLOGIES 1:30 PM QE .......... w wwwwwwwwwwww Mine 17 STRICTLY CONFIDENTIAL

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