NEC DSX40 Hardware Manual - Page 12

Headsets NEC P/N - NEC / Plantronics Non-Amplified Headsets 1 (http://www.plantronics.com) Description Polaris StarSet Polaris Mirage Polaris Supra Monaural Polaris Supra Binaural Polaris TriStar Polaris Encore Monaural Polaris Encore Binaural Polaris Freehand Monaural Polaris DuoSet Convertible Polaris DuoPro Style In-the-Ear On-the-Ear Over-the-Head Over-the-Head In-the-Ear Over-the-Head Over-the-Head In-the-Ear Over-the-Head, On-the-Ear On-the-Ear Microphone Type Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube - Polaris DuoPro Over-the-Head - Polaris DuoPro Convertible Over-the-Head, On-the-Ear - Polaris DuoPro Behind-the-Head - Polaris SupraPlus Monaural Over-the-Head - Polaris SupraPlus Binaural Over-the-Head - Polaris SupraPlus SL Monaural Over-the-Head - Polaris SuproPlus SL Binaural Over-the-Head 1 Requires Vista M12 Amplifier and Handset/Headset Switch Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Voice Tube Noise Canceling Plantronics Model Number H31 H31N H41 H41N H51 H51N H61 H61N H81 H81N H91 H91N H101 H101N H131 H131N H141 H141N H151 H151N H161 H161N H171 H171N H181 H181N H251 H251N H261 H261N H351 H351N H361 H361N 6 ◆ Components DSX-40 Hardware Manual