The Dogtra 1900X 2-Dog Unit E-Collar has one goal: Effortless control and total attention in your training. Known for its versatility and performance-oriented design, the new 1900X 2-dog unit elevates the 1900-series to the next level. The 1900X 2-dog unit receiver is equipped with a metal front frame to enhance durability, along with other convenient features, such as a 1,000 lux LED light, USB-C charging, stronger vibration and removable male contact points. It comes with the X-series' signature transmitter, designed for intuitive one-hand control with a front-and-center command button, ensuring you never miss a teaching moment. Make easy work of training your furry friend by having this 2-dog E-collar.