Accessories Plantronics 66268-02 A10 Direct Connect Audio Adapter Cable First End: 1 x Quick Disconnect-Second End: 1 x RJ-11 Accessories , Microphones Plantronics 84001-01 Savi W740-M Earset Headphone Wireless 393 ft Over-the-head, Behind-the-neck, Over-the-ear Audio Video Devices , Microphones Plantronics 96507-01 Savi W745 Microphone Earset Wireless DECT 350 ft Range Over-the-ear, Over-the-head, Behind-the-neck, Monaural Open Black