Ⅷ
.DECT Functions
58
※
Using noise canceling or unidirectional Ear Microphone /headset, whose Microphone
impedance is below 1 K
Ω
may cause the abnormal operation (Self-answering without press
button when incoming call and similar on-hook when if put Ear Microphone in/off in the
middle of talking). In general, Ear Microphone impedance is 1~2.2K
Ω
.