The ST 300 PRO model offers the same basic
electronic features as the ST 100 
PRO.
All functions of the ST 300 PRO can be operated from the transmitter.
The conveniently located selector switch allows the handler to
simultaneously run beeper and stimulation functions. Microcomputer
technology allows easy two-button operation for 60 different levels
of Momentary "Nick" or Continuous Stimulation.
Three beeping modes can be selected on the collar: Locate, Run/Point,
and Point only.
ST-300-PRO Series Collar Quality Features:
* Digital Technology
* One Mile Range
* 450 Yard Max Beeper Range
* Lightweight and Compact Collars (7.7 oz.) and Transmitters (6.7
oz.)
* 60 Adjustable Intensity Levels (right from the Transmitter)
* Invisible, Embedded Collar Antenna
* Built in Safety Shut-off
* Rechargeable NiMH Battery System.
* Completely Waterproof Collar
