#a y monaural

Arama Phone Headset with Noise Canceling Mic & Mute Switch RJ9 Headset Compatible with Yealink T42S T46S T48S Ehs36 Avaya 1608 9608G 9611G Grandstream

Arama Yealink Phone Headset with Enhanced Noise Canceling Mic RJ9 Headset for Yealink T19P T20P T21P T22P T26P T28P T23G T29G T32 T41S T42S T46S T48S Avaya 1608 9608GGrandstream Phones