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1. Brand new and high quality
2. Uses ultrasound to deter unwanted barking 3. 4 settings: Test (verify microphone and speaker) 1 (low range up to 15 feet) 2 (medium range up to 30 feet) and 3 (high range up to 50 feet) 4. LED light displays battery level 5. Human should keep at least one arm away while using 6. Powered by 1 * 9V battery (not included) |
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