This Dogtra E-Fence 3500 is an advanced remote training system designed for outdoor use. It comes with a wireless collar that is perfect for keeping your dog safely contained within a 40-acre range. The set includes two items – the fence and the collar – both made of durable plastic and metal materials.

The E-Fence 3500 is perfect for outdoor enthusiasts and hunting dog owners. It features location sensors and is completely wireless and underground. With its range and sport/activity specific design, this product is a must-have for any serious e-fence user.