Plantronic M12 Modular Amplifier
Easy to install and use. Compatible with almost all phone systems and a variety of Plantronics headset styles. Easy adjustability. Separate controls permit independent adjustment of transmit and receive volumes. Easy one-button select for headset or handset function. Easy to hear and be heard. Soundgard Plus and Call Clarity technologies set a new standard for sound quality. Easy on the ears, too. Automatic gain control system keeps incoming sounds at comfortable hearing levels. 391545-B4 391545B4 750-371-057 750371057 2014-6717 20146717 L8M12 042-M12 042M12 PLNM12 PLN-M12 017229150126 1722915012