Educator FE-562B FOB two dog system with 300 yard range, our smallest handheld remote and receiver, unique key fob design transmitter features an LCD display with backlight for precise control includes a convenient Finger Button remote, for small to medium sized dogs 10 pounds and up with neck size 5 to 22-1/2 inches Finger button remote connects to transmitter via Bluetooth and is for close range operation only Bundle includes 2 Biothane dog collars (3/4" wide x 30" long), 2 RX-050 mini receivers (2" long x 1.5" wide x 1" high, 2.4 oz.), 1 FOB style remote transmitter (3.25" long x 1.5" wide x .75" high) and 1 finger button remote transmitter (1" long x 1" wide x .5" high), well-suited for small hands or in situations where discretion is important Programable S buttons can be set to deliver a tapping stimulation, rising stimulation, tone, or vibration high or low A Pavlovian tone feature provides an effective addition to the stimulation