Waterproof Transmitter & Receiver.
Each Receiver controls two training devices.
Compact, tough, and dependable Receiver.
Easy to access Receiver on/off switch.
Long lasting rechargeable, user replaceable, NiMH batteries for Receiver and non-rechargeable, user replaceable 9 volt battery for Transmitter.
Battery life indicator on Transmitter and Receiver so you know when to charge the system or replace the battery.
Settings on Receiver for four different sounds for training.
Self-Test button on Receiver to verify correct training device connection.
2-year comprehensive warranty.