4
Flash Button — sends a timed electronic switchhook signal for use
with specialized telephone services, such as call waiting.
Ringer OFF/ON Switch — lets you turn the ringer on or off.
Last Number Redial
— lets you automatically redial the last num-
ber dialed with the touch of a button.
Hearing-Aid Compatible — lets you use the ET-152 with hearing
aids that have a T (telephone) switch.
The ET-152 Headset Telephone has been tested and certified to
comply with applicable UL and FCC standards.
43-890.fm Page 4 Monday, August 16, 1999 2:01 PM