Up your training game with the Dogtra 3500X.  Designed for dog trainers and handlers, the Dogtra 3500X is superior quality all around.  It has a professional grade dual dial transmitter and a IPX9K waterproof receiver collar. Other essential features include a stimulation level lock, single button for  nick or constant stim, high performance pager vibration, audible tone and 8-level selector dial.  Its unique expandable dual dial transmitter and 2 sets of buttons give you the option of expanding to a 2 dog system-(extra collar needed-purchased separately). If expanded, each dog would have its own dial/buttons to provide seamless transition between collars.  

Features

• Reliable signal range within distances of up to 1 1/2 miles
• Dimmable OLED Screen
• Selector/Step Dial with Stimulation Levels 0-8
• 2-Hour Rapid Charge Batteries
• Nick, Constant, and High Performance Pager Vibration
• Low to High Power Stimulation
• Belt Clip
• Fully Waterproof
• Expandable to a Two-Dog System (extra collar needed-purchased separately)
• For Dogs as Small as 35 lbs.
• 2-Year Limited Lifetime Warranty

Box Includes

• DUAL DIAL Transmitter
• Receiver with collar strap
• Battery Charger and Splitter Cable
• Test Light
• Antenna Hinge
• Washer
• Owner's Manual