Braille Technical Specifications

Size & Weight
  • Height: 3.3 inches (83.8 mm)
  • Width: 2.1 inches (53.3 mm)
  • Depth: 0.3 inches (7.6 mm)
  • Weight: 1.0 ounce (28.4 grams)*
Input Capabilities
  • 12 key (1/A – 10/J, Ch/Channel, ?).
  • Answer Key – answer transmitted automatically.
  • Programmable – manually enter ID number other than factory default.
  • Use ResponseCard Programmer to easily change and verify ID.
Vibration Codes
Power UpLong Pulse (2 seconds)
Polling Open – Successful ResponseLong Pulse (1 second)
Polling Open – Valid ResponseLong Pulse (2 seconds)
Polling Open – Invalid Response3 Short Pulses (0.5 second each)
Polling Closed/Invalid Answer TypeShort Pulse (0.25 second)
Change Channel – SuccessShort Pulse when GO is pressed (0.5 second) Long Pulse after successful change (1 second)
Change Channel – Invalid3 Short Pulses (0.5 second each)
Change Channel – 5 second timeout3 Short Pulses (0.5 second each)
Receiver Not Present10 second timeout followed by 3 Short Pulses (0.5 second each)
Firmware versionMajor version – X Long Pulse(s) (2 seconds)
Minor version – Y Short Pulse(s) (0.5 second)
For example, version 1.1 would be one Long Pulse, followed by one Short Pulse
Manual Unit ID Change2 Long Pulses (approximately 1 second each)
Unit ID Change via Programmer5 Short Pulses (0.5 second each)
Battery & Power
  • Powered by two coin cell CR2032 (3.0V) Lithium Batteries
  • Always in deep sleep mode – only uses power when a button is pressed
User Identification
  • Select a channel in less than 5 seconds, indicating session choice
  • Select a channel anytime – even when a session is underway
  • Channel selection is stored in nonvolatile memory
  • Channel selection is preserved until changed by participant
RF Technology
  • Available Channels: Up to 82 sessions can be running at one time in close proximity without interference.
  • Fully FCC, CE and Industry Canada certified.
  • Will not interfere with other technologies.
  • 200 foot range (400 ft. coverage)

*Weight is calculated with the addition of two coin cell CR2032 (3.0V) lithium batteries

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