These are receiver collars often referred to as "Invisible Fence Brand, R-21, bannana shaped / curved receiver collar".
They are guaranteed NO DOA ONLY, as they are USED. The receiver case may be brown or grey. The collars and plastics are worn but it good functional condition.
Only a few available.
Tested and working properly on 7k or 10k frequency.
Includes new battery.
Includes USED nylon collar.
Order two or more and get FREE SHIPPING!
Shock level and frequency are as-is since we do not have a programmer available. You can visit an Invisible Fence office for programming.
You can look inside your Invisible Fence Transmitter to see what frequency you are currently on. You can contact us to request a certain frequency if it is available.
Invisible Fence is a Registered Trademark of Invisible Technologies, Inc.