PETDIARY B601 Rechargeable Dog Bark Control Collar – Tone & Vibration Help manage excessive barking with the PETDIARY B601 automatic bark control collar. This model uses tone and adjustable vibration rather than static stimulation and features intelligent bark detection designed to help reduce false triggering. Features: * Brand: PETDIARY * Model: B601 * Automatic bark control / anti-bark training collar * Tone + vibration correction * 6 adjustable vibration levels * Intelligent dual-trigger bark recognition * Anti-false-trigger detection * Small/large dog size selection * 500mAh rechargeable battery * IPX6 waterproof design * High-power vibration motor * Adjustable nylon collar * For dogs over 6 months old * No remote required The B601 offers both progressive/loop and fixed-level operation, with six vibration levels and a protection mode that temporarily pauses operation after repeated triggering.