Garmin Dog Training - BarkLimiter™ Deluxe"The BarkLimiter Deluxe designed by Garmin using proven Tri Tronics dog training technology is the worlds first intuitive electronic bark correction device. Because it differentiates between barking and other vocalizations using accelerometer based bark identification, the Advanced Bark Correction Technology provides more consistent and instantaneous correction and eliminates false corrections from external noises. BarkLimiter Deluxe is slim and easy