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Description
Heyer Sleep Apnea Meter AS20A ProThe Heyer AS20A Pro (also known as the Auto A20) is an auto adjusting CPAP machine used to treat Obstructive Sleep Apnea (OSA). It continuously monitors breathing patterns and automatically adjusts airflow pressure throughout the night, making it one of the most comfortable and quiet therapies available. Core Features Auto Adjusting Pressure: Intelligently identifies your breathing needs and adapts pressure in real time. AS ELEX Pressure Relief:
The Heyer AS20A Pro (also known as the Auto A20) is an auto-adjusting CPAP machine used to treat Obstructive Sleep Apnea (OSA). It continuously monitors breathing patterns and automatically adjusts airflow pressure throughout the night, making it one of the most comfortable and quiet therapies available.
Core Features
- Auto-Adjusting Pressure: Intelligently identifies your breathing needs and adapts pressure in real-time.
- AS-ELEX Pressure Relief: Provides 7 grades of pressure relief to make exhaling easier and more natural.
- Integrated Humidification: Features a water chamber with 5 heat levels to prevent dry mouth and nose.
- Auto Ramp Time: Detects when you fall asleep and gradually increases pressure, helping you adapt to therapy without feeling overwhelmed.
- Connectivity: Transfers therapy data directly via Bluetooth, Wi-Fi, or an SD card.
- Ultra-Quiet Operation: Noise levels are as low as 28 dB.
Thecnical Specs:
|
Product Model |
|
20A Pro |
| Therapy Mode |
CPAP, AutoCPAP |
|
|
Pressure Range (cmH20) |
4-20 |
|
|
Auto Ramp Time（min) |
Yes
|
|
|
As-Elex Pressure Release
|
1-7Level
|
|
|
Automatic Humidification
|
Yes
|
|
|
Idenfication of Central Apnea
|
Yes
|
|
|
AS-Dry Technology
|
Yes
|
|
|
Auto On/Off
|
Yes
|
|
|
Heated Tube
|
Yes (Optional)
|
|
|
Data Transmission
|
Cellular + Bluetooth /WiFi + Bluetooth
|
|
|
Leaking Compensation
|
Yes
|
|
|
Manual Titration
|
/
|
Yes
|
|
Therapy Data Storage
|
SD Card
|
|
|
Screen Size
|
3.5 inches LCD Screen
|
|
|
Machine Size
|
267mm × 157mm × 106mm
|
|
|
Weight
|
1.5kg
|
|
|
Working Noise
|
25.5dB
|
|
|
Power Adapter
|
Input:100-240V AC, Output:24V DC
|
|
|
weight
|
Main unit: 0.82kg with humidifier: 1.26kg
|
|
|
Adaptor
|
AC input: 100 -240V, DC Output: 24V
|
|
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 12 reviews
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Product Reviews
★★★★★ 4
Twin XL sheet set
Color: Dutch Blue, Size: Twin XL
Affordable
3 piece twin XL sheet set comes with fitted sheet, top sheet and pillow case. product is soft, breathable and fits Twin XL bed. Color is nice and vibrant.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026
★★★★★ 5
Bed Sheets
Color: Bright White Striped, Size: Queen
I’m really happy with these bed sheets. They feel soft and comfortable against the skin, and the crisp white color gives the bed a clean, fresh look. The fabric is lightweight but still feels durable and well made. They fit the mattress nicely and stay in place throughout the night. After washing, they came out looking great with no noticeable shrinking or loss of softness.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 6, 2026
★★★★★ 5
Great sheet set
Color: Blush Pink, Size: Full
Super soft right out of the package. Thin material but should be perfect for cool nights. Blush pink is the perfect shade of pink. Love this set. Highly recommended especially at this price point.
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Perfect Lightweight Sheets for Sensitive Hot sleepers
Color: Cream, Size: Queen
These sheets are soft, thin, and absolutely perfect for me. I have advanced CRPS and erythromelalgia, so I deal with severe nerve burning and heat sensitivity and cannot tolerate being overheated at all. I keep our AC between 56–64 degrees constantly, and since our studio is small, it usually stays around 61–63.
These sheets have been a lifesaver for sleep. They are lightweight, breathable, and don’t trap heat, which helps me avoid extreme flare-ups and the intense burning pain I deal with. I'm bedridden so I need to be comfortable. They feel comfortable against my skin and don’t worsen my symptoms when I’m already in a lot of pain and look nice, wash nicely.
For the price, they are also a great value. I’m genuinely grateful to have found something that helps me rest more comfortably. Will be buying more for us and gifts.
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Reviewed in the United States on April 24, 2026
★★★★★ 5
Sheet set
Color: Burgundy, Size: Queen
This lightweight microfiber sheet set stands out for its softness, comfort, and elegant design. Its fabric feels cool to the touch, withstands daily use, and is easy to wash, retaining its vibrant color wash after wash. It is an excellent choice for adding a cozy and sophisticated touch to the bedroom at an affordable price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026