SRX2/SRX3 Battery Specifications

The SRX2 and SRX3 headsets use the same battery.

Electrical Specifications

  • Cells: The battery pack uses a single lithium ion cell.
    • Nominal voltage = 3.6V
    • Watt hours = 2.7 WHr
  • Protection circuit characteristics: The pack contains a protection circuit that prevents over and under voltage conditions on the cell and protects the pack from damage as a result of a short circuit between the positive and negative terminals of the battery.
  • The battery pack contains custom electronic that provide performance, temperature, and pack identification to the device. This information is made available to voice management software.
  • Battery Charging: The battery pack must be charged only in a Honeywell designated charger.

Mechanical and Environmental Specifications

  • Drop-test specifications: The battery meets the transient drop criteria.
    • 24 drops at 6 feet (182.88 cm)
    • 12 drops at 7 feet (213.36 cm)
  • Environmental specifications: The battery functions properly in the following conditions:
    • Temperature: -22 °F to 122 °F (-30 °C to 50 °C)
    • Humidity: 95% non-condensing
    • Rain/dust: IP54

Battery Notifications

The battery triggers two warnings based on remaining runtime:

Battery Condition Audio Warning
When battery voltage is low "Headset battery is getting low."
When battery voltage is critically low and about to turn off “Headset battery is getting low. Change headset battery now.”