User's Manual

myHalo™ Monitoring User Guide 21
Appendix A Specifications
This appendix provides standard specifications for the myHalo Monitoring System including the
strap worn by the user.
Intended Use
The intended use of this device is a home health care personal monitoring and alert system for
seniors and their caregivers. The accelerometer is used to sense rapid change in direction such as
a fall.
Technical
Power Output: 1mW max
Operating Frequency: 2400 - 2483.5 MHz
Operating Channel: 11
Operation Mode: DSSS (Direct Sequence Spread Spectrum)
Data Rate: 250kbs max burst
Temperature Range: 32
o
to 120
o
F
Accuracy of heart rate monitor: ± 4 bpm, under steady state conditions
Physical Properties
Chest Strap
Battery type: Factory installed Lithium Polymer (not user accessible)
Battery life rating: xxxx1 year
Material
Case: Lexan (polycarbonate plastic)
Skin Temperature Sensor: Copper with trivalent Chrome finish
Strap material: [Polar wording] Polyurethane, Fabric: Nylon
46 %, polyester 32%, natural rubber (latex) 22%