Sleep Diagnostics

Actiwatch Spectrum PRO

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The Actiwatch family of devices is designed to help you better understand a subject’s daily activity and sleep/wake patterns in response to drug or behavioral therapies.  Each device is built to be rugged, comfortable, and waterproof.

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Real-time subjective scoring || Full-featured

Real-time subjective scoring

Provides subjective scoring capabilities and audible and vibrational alarms.The alarms remind subjects to enter subjective scores on a pre-programmed schedule or on a manual basis.This adds another dimension to data collection when studying parameters such as pain and fatigue
Variety of applications || Comfortable and convenient

Valuable endpoints for a variety of applications

The Actiwatch Spectrum PRO also allows recording of two subjective endpoints on a numerical scale.
Data Collection || Full-featured

Data Collection

Actiwatch Spectrum PRO can collect subjective numerical rating scale responses (e.g., pain4,5,6,7, fatigue8,9, depression10) in real time from your subjects.These scores can be used in association with, or independently from, other questionnaires.
Scientifically-valid || Comfortable and convenient

Scientifically-valid technology from a leader in sleep

Validated against PSG gold standard for sleep measures1,2, 3 . Used in hundreds of studies in a variety of environments . Used on infants through the elderly.
Sleep/wake || Full-featured

Sleep/wake history reliably tracks sleep

Compact, reliable devices that are easy to implement.. Small size, comfortable, and waterproof . Data is recorded 24/7 to help you obtain real-world insights into subjects’ sleep/wake patterns.

Specifications Show all

Battery Type
Lithium Ion rechargeable
Typical battery life
50 days(with 4 scores per day)
48 mm x 37 mm x 15 mm
Weight (with band)
31 g
Memory size
32 Mbits
Memory volatility
non volatile
Recording time
Recording time
50 days(with 4 scores per day)
Sensors and input specs
Accelerometer type
MEMS type accelerometer
Accelerometer sampling rate
32 Hz
Light sensor wavelength range
400 - 700 nm
Light measures
Photopic illuminanceIrradiancePhoton flux
Number of scoring items
2 items
Numerical score range
0 - 15 programmable
Score entry options
Manual or prompted
Environmental attributes
Moisture protection rating
*waterproof at 1m for 30 min per IPX7 IEC 60529
Operating system requirements
Computer OS compatibility
Actiware: Windows 8, 7, XP and Vista (32 and 64 bit), Actiware CT: Windows XP Professional; 32 and 64 bit versions of Windows 8 (Professional or Enterprise), 7 (Professional or Ultimate), and Vista (Business or Ultimate)
Computer hardware
UL 60950-1, IEC60950-1 or CSA C22.2#60950-1 certified IT equipment, 2 GHz or higher process clock speed, keyboard and mouse, USB port
USB compatibility
2.0 or greater