Yealink VCM38 Administrator's Guide

| Configuring Call Settings | 213
Parameter Description Configuration Method
External
Enable or disable to display the external
contact list.
Note: It is enabled by default. It can be
configured only when logging in to a YMS or
Yealink Cloud account.
Web user interface
Local directory
Enable or disable to display the local contact
list.
Default: On.
Web user interface
Conference Contacts
Enable or disable to display the conference
contact list.
Default: On.
Web user interface
LDAP
Enable or disable to display the LDAP list.
Note: It is enabled by default.
Web user interface
Tab Default Configure the list of contacts that is displayed
by default when you enter the contact
interface.
Note: If you have logged in to a YMS or a
Yealink Cloud account, the default value is
Enterprise. Otherwise, the default value is
Local.
Web user interface
Configuring the Feature of Invitation Before Meeting
By default, you can directly initiate a Meet Now conference without any participants on third generation
VCS devices. If you want to invite participants before initiating a conference, you can enable is this feature.
Procedure
1. On your web user interface, go to Setting > Call Features > In-Call Settings.
2. Configure and save the following settings:
Parameter Description Configuration Method
Invitation Before Meeting
Enable or disable this feature.
Default: Off.
Web user interface

Yealink VCM38 Specifications

General

Type	Conference microphone
Noise reduction	Yes
Microphone frequency	100 - 16000 Hz
Microphone sensitivity	-45 dB
Microphone pick-up range	6 m
Number of microphone arrays	8
Maximum sound pressure level (1kHz)	100 dB
Device interface	RJ-45
Connectivity technology	Wired
Maximum operating distance	40 m
Mounting type	Ceiling
Product color	Silver
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 90 %
Number of products included	1 pc(s)
Harmonized System (HS) code	85181000
Power source	DC/PoE
Sustainability certificates	CE, Federal Communications Commission (FCC), REACH, RoHS

Weight and Dimensions

Width	127.3 mm
Height	66.3 mm