Features: Engineered for superior wireless connectivity, battery life and crystal-clear calls, Engage 75 is a premium headset for professionals who need first-class customer conversations and connection to multiple devices (connects to up to 5 devices simultaneously – desk phone, softphone and mobile/tablet). Meets Skype for Open Office requirements, and advanced noise
Specifications: Compatible only with IP500 V2 control unit running IPO 8.1 Feature Pack 1 (8.1.63) or higher.
Digital station (DS) ports compatible with Avaya 1400, 2400, 5400, 6400, and 9500 series digital telephones.