<p>Designed for dogs with more sensitive temperaments, the Dogtra® iQ VIBE No Bark Dog Training Collar uses only vibration to discourage excessive and unwanted barking. Designed for dogs 10 lbs. and up, this vibration-only collar offers 3 levels of vibration strength with a top level that is 4 times stronger than a cellphone vibration. Sound Recognition Sensor distinguishes the dogs bark from the surrounding noises to help eliminate unwanted barking without false corrections. Rechargeable, ultra-compact, and waterproof, the iQ VIBE receiver is ergonomically designed with no contact points.<br>Manufacturer model #: IQ VIBE. </p> <ul> <li>Vibration-only no bark training collar for dogs</li> <li>Designed for dogs 10 lbs. and up</li> <li>3 levels of vibration strength</li> <li>Top level - 4 times stronger than a cellphone vibration</li> <li>Sound Recognition Sensor - distinguishes the dogs bark from the surrounding noises</li> <li>Rechargeable</li> <li>Waterproof</li> </ul>