ChunHee Dog Training Bells for Door - Dog Door Bell for with 28 Custom Sounds | Dog Bell for Door Potty Training | Chew-Proof & Adjustable Volume (0-115dB) | Teach Puppies to Signal to Go Outside 2 Button is up for auction in Pet Supplies. The current bid is $1.00, 95% below the $19.99 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.