Petsafe Audible Bark Collaruses SoundBurst technology to detect your dogs barking and immediately releases a sound (resembling the spray of an aerosol can) to distract him from your backyard possums.Your dog will never be corrected because of another dogs bark or a loud outside noise because the dual detection technology in this collar must sense both vibration and sound before activating.

Features:

• Discourages nuisance barking
• Waterproof (so your dog can wear it anywhere, in any weather)
• Indoor and outdoor use
• Quickly recharges (with the included USB charger) and holds a charge for up to 40 hours
• Fits most dogs over 3.6 kg