Designed for use with the SportDog SD-1825 with multiple dogs. Up to 3 dogs can use the SD-1825 trainer, making it a good option for hunters, professional trainers and pet owners.

Note: The SDR-A is a BLACK colored receiver collar
The SDR-AW is a CAMO colored receiver collar

Up to 16 stimulus levels Choice of continuous or monetary correction Vibration and tone options for long distance User can select from eight levels each within a low, medium or high setting on the compact transmitter 1 mile range Waterproof Expands to 3 dogs (extra collars not included) Basic training DVD and manual included

Extra Collar Receiver for SportDog SD-1825