THE CHAMELEON® EXTENDER MARTIN SYSTEM - Large or Medium
With one receiver have double contact (as if you have 2 receivers). Have your contacts on the side and not on the receiver thus making better contact. Change the position and number of your contacts to for best communication.
With the Chameleon® Extender, you can have one brick collar and have the utility of two bricks. You can have more than one positive and negative contact point. Additionally, with the Chameleon® Extender, you can move your contacts and change the number of contacts to have optimal contact and best sensitivity for your dog. You can move the contact points as frequently as necessary to eliminate possibility of necrosis. Additionally, you can use the Chameleon® Feather Contacts which are compatible with the Chameleon® Extenders (and all Chameleon® collars) and give the best contact with flexible comfort.
This system works with Dogtra ARC Receiver and the Martin Systems Receivers.