Dogtra Edge RT Blue Additional Receiver Long Range High-Output 1-Mile Waterproof 3-Dog Expandable Remote Dog Training E-Collar with Combination Boost Control for Professionals

.EXPANDABILITY: The EDGE RT performance receiver design offers advanced technology to train up to 3 dogs. With a high output and the ability to expand, you’ll be able to train multiple dogs at once during obedience training.
.1-MILE RANGE: The range of this receiver is perfect for simple to complex training commands for your dog. With a range of 1 mile, you won’t have to worry about losing track of your 4-legged companion.
.FULLY WATERPROOF SYSTEM: The EDGE RT receiver is fully waterproof. You will be able to train your dog in both wet and dry environments without your system malfunctioning with this versatile & durable dog e-collar.
.CORRECTIONS: The EDGE RT uses an 8 correction level Selector Dial which comes with two different correction types. It has a Nick (quick ½-second) and Constant (up to 12 seconds) correction. The e-collar also has a Pager vibration, which offers a clear vibration to alert dogs while training. The EDGE RT also has Combination Boost Control, which allows you to quickly increase the correction power by pressing a combination of low and medium powered buttons.
.DOG SIZING: This e-collar is perfect for dogs that are 35 lbs. or larger. The performance receiver design offers advanced technology for maximum training results.