Plantronics Product Update: Plantronics Blackwire C725 End of Life (EoL) Notice End of Life (EoL) Notice: Blackwire C725 Plantronics has announced that the Blackwire C725 headset is going end of life. The last order date will be November 30, 2019 and the last ship date will be December 31, 2019 or while supplies last. For replacement products, see info below. Discontinued: Plantronics Blackwire C725 #202580-01 … Continued