The SportDog Brand FieldTrainer 425XS is our smallest and lightest e-collar built for in-the-field training or hunting with close working dogs. This 'S' model (SD-425XS) was built for high-drive, more stubborn dogs by offering a higher static stimulation range than the 425X. Consistency and perfect timing are critical to developing your sporting dog, so the remote is quickly and easily operated without having to look at it - which lets you focus on your dog and not your equipment. Experience the freedom of distance training with the SportDog training collar with remote, boasting an impressive 500-yard range. This SportDog training collar is ideal for dogs weighing 8 pounds or larger, and can support training up to 3 dogs with the same remote. Enjoy the no-look operation design of the FieldTrainer 425XS, one of the best e-collars for dog training. This e-collar allows you to adjust stimulation levels without taking your eyes off your dog, ensuring prompt and accurate reactions. Discover the versatility of the shock collar, offering tone, vibrate, and stimulation options. This training collar for dogs provides 21 levels of static stimulation, allowing you to customize the training to suit your dog's temperament and sensitivity. Trust in the durability and reliability of the waterproof and rechargeable design of the FieldTrainer 425XS. The collar is submersible up to 25 feet using DryTek technology, suitable for training in various weather conditions and environments. Detailed operating guide and a locally based Customer Care Center provide support when you need it. By designing our products in the field, with heat, cold, rain, snow, dust, mud, and wind in mind, SportDog has become one of the most recognized brand in the electronic tracking and training categories, making the promise to always create "Gear The Way You'd Design It".