The FT-330 Finger Trainer Educator® offers all the features of the ET-300 Mini Educator® plus a convenient wireless finger button. This button can be programmed to replicate either the stimulation (S) or tone (T) function, giving you hands-free control. The 2.4 oz. waterproof receiver provides ample stimulation for both large and small dogs. Training options include tone and vibration remote training. Assembled in the USA, the FT-330 Finger Trainer Educator® is backed by a 100% satisfaction guarantee and designed for reliable, effective training.