User's Manual

Copyright © 2009 Halo Monitoring 10
Appendix A: Specifications
This appendix provides standard specifications for the myHalo Personal Monitoring and Alert
System, including the strap worn by the user.
Intended Use
This product is intended to be used as a home health care personal monitoring and alert system for
seniors and their caregivers. The transmitter contains an accelerometer that sense rapid change in
direction such as a fall.
Technical
Power output: 1 mW maximum
Operating frequency: 2400 - 2483.5 MHz
Operating channel: 11
Operation mode: direct sequence spread spectrum (DSSS)
Data rate: 250 kbs max burst
Operating temperature range: 32 to 120 degrees 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: 1 year
Material
Case: lexan (polycarbonate plastic)
Skin temperature sensor: copper with trivalent chrome finish or stainless steel
Strap material: polyurethane
Fabric: 46 % nylon, 32% polyester, 22% natural rubber (latex)