This iDT Add-On collar is compatible with any Micro-iDT PLUS system, and it can also replace any lost or damaged Micro-iDT Z series collar unit with a serial number that starts with a letter (ex. #A12345).  Available with Black, Blaze Orange, or Fluorscent Green collar belt.

Features

• Lightweight
• Waterproof
• 16 levels of intensity, adjustable from the transmitter
• Nick and Continuous Stimulations
• Vibration feature
• MAXX-Range Internal Antenna System
• Rechargeable Ni-MH Batteries