Dog Bark Collar, 2 in 1 Separate & Multiple Customized Beep Vibration Shock Mode Smart Bark Collars, Rechargeable Anti Barking Training Collar for Large Medium Small Dogs with Replacement Strap. Brand new in box! Retail - $50. • 3 Versatile Modes, Unmatched Flexibility: Unlike other fixed-mode bark collar that provide either too-strong or too-weak stimuli, our dog bark collar features fully user-selected modes: beep (0-3 level), vibration (0-7 level) and shock (0-7 level). • Free Strap for Backup, Fit for 15-150lbs: Our bark training collar is adjustable to fit all breeds and coat lengths, and works well on small, medium, and large dogs weighing from 15-120lbs. The reflective trim on the webbing increases visibility and improves safety during night walks.