Plantronics Calisto Pro wireless headset to be discontinued by April 2010.
End of Life: Plantronics Calisto® Pro Due to supplier issues, the Calisto Pro is being discontinued. While there is no direct replacement for the product at this time, Plantronics remains committed to developing innovative communication products for use in the home office. Product Name: Calisto® Pro Model/SKU: 73680-XX Last Order Date: April 2, 2010 (while … Continued