HOW TO SET THE SENSITIVITY LEVEL In Standby Status, the collar. ick the button step by step to set the sensitivity level. Level 5 ia the sassiest to trigger ‘Wuhan you hear 1 bap from the collar, that means the sensitivity level set to Level 1. When you hear 2 beeps from the collar, that means the sensitivity level set to Level 2. ‘When you hear 3 beeps from the c: , that means the sensitivity level set to Laval 3. When you hear 4 beeps from the collar, that means the sensitivity level set to Level 4.