This Panasonic Sonic Vibration Rechargeable Toothbrush drops from $199.99 to $99.99 and comes with a free replacement brush head, at Panasonic. Even better, the shipping is free. Without adding the $19 value of the free brush head, this was the best price we could find for this toothbrush by $43. It has 2 brushing modes and can preform up to 28,500 brushstrokes per minute. Along with the free brush head, you'll also get a triple-edged brush head, a silicon gum brush, a point brush and travel case. Sales tax is charged in most states.