Vertical Communications gca70-248 ユーザーズマニュアル
Speakerphone
Characteristics
Characteristics
When using your speakerphone, the microphone and loudspeaker are farther away
from you than when you use a handset. Both the signal from the loudspeaker and the
signal to the microphone must be enhanced.
from you than when you use a handset. Both the signal from the loudspeaker and the
signal to the microphone must be enhanced.
When microphones and loudspeakers are close together (such as in a speakerphone),
additional amplification typically generates a ringing sound (public address systems
do this if the volume is too high or the microphone is too close to a loudspeaker).
additional amplification typically generates a ringing sound (public address systems
do this if the volume is too high or the microphone is too close to a loudspeaker).
Speakerphone User Guidelines
· Both parties can not talk at the same time. You must wait for silence out of
your loudspeaker before talking. You must stop talking to hear the other
party.
party.
· Background noise may prevent the sound-activated switches from operating
properly. Avoid placing the speakerphone where it will detect sounds from
typewriters, keyboards, printers, paging systems, and other equipment.
typewriters, keyboards, printers, paging systems, and other equipment.
· Speak slightly louder than normal and with a clear, authoritative voice. For
the microphone to best detect your voice, speak within three feet of it and
face the telephone.
face the telephone.
· Raising the volume of the loudspeaker makes it easier for the
sound-activated switches in your telephone to select the distant party’s
voice. Lowering the volume of the loudspeaker makes it easier for the
switches to select your voice.
voice. Lowering the volume of the loudspeaker makes it easier for the
switches to select your voice.
· Since the system takes several seconds to provide the best switching, con-
stant sound patterns—such as elongating your words and playing exter-
nally-supplied music—may prevent the sound-activated switches from
operating properly.
nally-supplied music—may prevent the sound-activated switches from
operating properly.
Non-LCD Speakerphone Station User’s Guide
77
GCA70-248
Speakerphone Characteristics
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