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non-invasive  ·  EEG ·  shipping

Dreem 3S

By Beacon Biosignals

Identity

Manufacturer
Beacon Biosignals
Model number
—
Codename
—
Aliases
Dreem 3, Beacon Dreem 3, Waveband
Generation
Dreem 3
Country of origin
US
Released
Announced
—
Discontinued
—
Status
shipping

Classification

Invasiveness
non-invasive
Modalities
EEG, accelerometry
Primary modality
EEG
Direction
read
Categories
clinical-grade, research-grade, diagnostic
Form factor
headband
Use cases
at-home polysomnography for clinical trials, AI-assisted sleep staging (FDA-cleared as equivalent to in-lab PSG)
Target users
clinician, neuroscience-researcher

Electrodes

Total channels
6
Recording channels
6
Reference channels
—
Electrode type
dry-passive
Material
—
10-20 positions
—
Requires gel
No
Requires saline
No
Prep time
—
Reusable
Yes
Disposable
No

Auxiliary sensors

IMU
Yes
IMU axes
—
Accelerometer
Yes
Gyroscope
—
Magnetometer
—
PPG (heart rate)
—
ECG
—
EMG
—
EOG
—
EDA / GSR
—
Temperature
—
Respiration
—
Microphone
—
Eye tracking
—

Signal acquisition

Sampling rate
—
ADC resolution
—
Notch filters
—
Onboard artifact rejection
Yes

Stimulation

Capable
No

Connectivity

Protocols
bluetooth-le, wifi-2.4ghz
Bluetooth
—
Bluetooth profiles
—
Concurrent mode
—
Encryption (transit)
—
Pairing methods
—
Cloud sync
Yes
Offline recording
Yes

Power

Sources
rechargeable-li-po
Battery life (active)
—
Charging port
—
Charging time
—
Battery replaceable
—
Notes
—

Software & data

Mobile app
Yes
Cloud platform
Yes
Offline mode
Yes
Subscription required
—
Raw data access
Yes
Export formats
—
LSL support
—
Data ownership
—
Apps
—

SDK & developer access

Has SDK
—
Open source
—
Languages
—
Web Bluetooth
—
Raw sample access
Yes
BCI paradigms
sleep-staging
3rd-party integrations
—
Docs
—

Capabilities

Attention / focus
—
Meditation / calm
—
Neurofeedback
—
Meditation coaching
—
Sleep tracking
Yes

Regulatory & clinical

FDA status
510k
CE mark
—
Certifications
FDA 510(k) K223539
Prescription required
Yes
Pediatric approved
—

Pricing & availability

MSRP
—
Current price
—
Subscription
—
Warranty
—
Return policy (days)
—
Where to buy
Buy at beacon.bio

Editor’s take

In favor

  • FDA 510(k) K223539 with Predetermined Change Control Plan
  • AI-assisted at-home PSG
  • Rebranded as Waveband (June 2025)

Against

  • Sold to clinical-trial sponsors / pharma — not a consumer device

Sources & provenance

Last reviewed