Extra EXP collar/receiver for any Tri-Tronics "expandable" system without a beeper. Includes your choice of collar strap. This collar/receiver will allow you to expand any Tri-Tronics "EXP" system to control multiple dogs.

Included is the receiver along with a collar strap in your choice of Red, Blue, Orange, Green, or Yellow. Receiver and strap only (no charger or charging cradle which are available separately if required).