Monaural Omni directional headset with handset /headset switch.
Black or red tag cable compatible with the following phones :
Avaya, Alcatel, Aristel, E tel, Erikson, G tel, Kingtel, Mitel, Nortel, Panasonic, Plantronics, Samsung, Snom, Telkom ( excluding E dial 100 and 225) and Toshiba. (RJ9 connector)