Features heavy plate, quiet operation, more comfortable vibrate, double vibrate-absorbing cushion, fibre glass and acrylic housing, sturdy steel board construction, ergonomic handlebar, two panels. Time setting 30-180s. Frequency 30-50Hz (1Hz adjust). Amplitude 0.5-1.0mm; High: 1.5-3.0mm. Pre program 4x6. User program 3. Display feedback time, frequency, amplitude, acceleration, exercise position. In excellent working condition. Bought for $2000+ taxes = SELL FOR $500