1. Model 334A
  1) Alpha Air Monitor
  2) Easy Setup and Use
  3) Integrated LCD and Touch Screen Display
  4) English or SI Units of Measurement
  5) Acute and Chronic Dose Modes
  6) Significantly Reduced False Alarms  Using Peak Shape Fitting Capability
  7) 8-Hour Battery Life
  8) Radon Mode Option

2. Model 334AB-G
  1) Alpha-Beta Particulate Monitor
  2) Integrated LCD and Touch Screen Display
  3) Acute and Chronic Dose, Concentration, and Flow Logging Measurements
  4) Radon Compensation
  5) Built-In Gamma Guard Detector