DT Systems H2O Series Add-On Collar

Make your H2O 1810 PLUS, 1820 PLUS, or 1830 PLUS a multi-dog system.

Add-on or Replacement Collar/Receiver for the H2O 1810 PLUS, 1820 PLUS, or 1830 PLUS.

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