The Educator remote trainers which is formerly called Einstein, is a range of Remote Dog Training Collars from USA by E-Collar Technologies Inc.

They are gaining popularity among professional dog trainers for their  high-quality Remote Dog Training Collars and Bark Control Collars over the years.

The features of EZ900 and ET-300 Mini remote trainers have both 800m signal range correction, with complete waterproof and submersible receiver collars and transmitters, lost transmitter beepers features, remote-controlled night lights collars and fast charge Li-Poly batteries.