non-invasive · EEG · shipping
IDUN Guardian
Identity
- Manufacturer
- IDUN Technologies
- Model number
- —
- Codename
- —
- Aliases
- Guardian Earbud
- Generation
- —
- Country of origin
- CH
- Released
- —
- Announced
- —
- Discontinued
- —
- Status
- shipping
Classification
- Invasiveness
- non-invasive
- Modalities
- EEG
- Primary modality
- EEG
- Direction
- read
- Categories
- consumer-wellness, consumer-sleep, research-grade, clinical-grade
- Form factor
- earbud, in-ear
- Use cases
- ambulatory sleep staging, pharma clinical trial endpoints, consumer wellness, drowsiness / fatigue monitoring
- Target users
- neuroscience-researcher, clinician, general-consumer, developer
Electrodes
- Total channels
- —
- Recording channels
- —
- 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
- —
- IMU axes
- —
- Accelerometer
- —
- Gyroscope
- —
- Magnetometer
- —
- PPG (heart rate)
- —
- ECG
- —
- EMG
- —
- EOG
- —
- EDA / GSR
- —
- Temperature
- —
- Respiration
- —
- Microphone
- —
- Eye tracking
- —
Signal acquisition
- Sampling rate
- —
- ADC resolution
- 24 bit
- Notch filters
- —
- Onboard artifact rejection
- —
Stimulation
- Capable
- No
Connectivity
- Protocols
- bluetooth-le
- Bluetooth
- —
- Bluetooth profiles
- —
- Concurrent mode
- —
- Encryption (transit)
- —
- Pairing methods
- app
- Cloud sync
- Yes
- Offline recording
- Yes
Power
- Sources
- rechargeable-li-po
- Battery life (active)
- —
- Charging port
- usb-c
- Charging time
- —
- Battery replaceable
- No
- Notes
- Charging case extends total runtime.
Physical
- Weight
- —
- Dimensions
- —
- Materials
- plastic, silicone
- Sizes
- —
- Head circumference
- —
- Operating temp
- —
Software & data
- Mobile app
- Yes
- Cloud platform
- Yes
- Offline mode
- Yes
- Subscription required
- —
- Raw data access
- Yes
- Export formats
- —
- LSL support
- —
- Data ownership
- shared
- Apps
- IDUN App
SDK & developer access
- Has SDK
- Yes
- Open source
- No
- Languages
- python
- Web Bluetooth
- —
- Raw sample access
- Yes
- BCI paradigms
- sleep-staging, drowsiness, passive-monitoring
- 3rd-party integrations
- —
Capabilities
- Attention / focus
- Yes
- Meditation / calm
- —
- Neurofeedback
- —
- Meditation coaching
- —
- Sleep tracking
- Yes
Regulatory & clinical
- FDA status
- none
- CE mark
- Yes
- Certifications
- FCC, CE, RoHS
- Prescription required
- No
- Pediatric approved
- —
Pricing & availability
- MSRP
- —
- Current price
- —
- Subscription
- —
- Warranty
- —
- Return policy (days)
- —
- Where to buy
- Buy at iduntechnologies.com
Editor’s take
In favor
- Earbud form factor — invisible under headwear, bedding
- Validated against polysomnography (Cohen's Kappa 0.71)
- 24-bit acquisition
Against
- Limited cortical coverage from ear-canal channels only
- Pricing aimed at B2B / clinical trials
Sources & provenance
- IDUN Technologies — Guardian product page
- Analog Devices — IDUN In-Ear EEG article
- IDUN Technologies — Validation white paper (2023)
- IDUN Guardian Docs — Getting Started
Last reviewed