HP POLY 783P6AA#ABA HW520 89434-01 EncorePro Binaural Headset

HP POLY 783P6AA#ABA (Formerly Plantronics HW520) 89434-01 EncorePro Binaural Headset  Over-the-head, Binaural  Noise canceling mic reduces background noise The HW520 has an Adjustable headband, lightest in its class for all day use- great for Call Centers Quick Disconnect feature provides walkaway convenience and compatibility with Plantronics amplifiers:  MX10, M12, M22, P10, SHS- 1890 series, AP-15 or CA12CD wireless dispatch amplifer and QD Connecting cords such as A10-16, HIC, HIS, 26716-01, 27190-01, 38099-01 sold separately Flexible noise-canceling boom allows optimal positioning for voice clarity Hearing Aid Compatible (assumes telecoil feature is available in hearing aid) HW520 Series Product Sheet  HW520 User Guide Plantronics Accessories Guide Hearing Aid Compatible