Yealink VCM38 Administrator's Guide

| Basic Settings | 119
Time Zone Time Zone Name Time Zone Time Zone Name
+01:00 Czech Republic (Prague) +10:30 Australia (Lord Howe
Islands)
+01:00 Denmark (Kopenhagen) +11:00 New Caledonia
(Noumea)
+01:00 France (Paris) +11:00 Russia (Srednekolymsk
Time)
+01:00 Germany (Berlin) +11:30 Norfolk Island
+01:00 Hungary (Budapest) +12:00 New Zealand
(Wellington, Auckland)
+01:00 Italy (Rome) +12:00 Russia (Kamchatka
Time)
+01:00 Luxembourg
(Luxembourg)
+12:45 New Zealand (Chatham
Islands)
+01:00 Macedonia (Skopje) +13:00 Tonga (Nukualofa)
+01:00 Netherlands
(Amsterdam)
+13:30 Chatham Islands
+01:00 Namibia (Windhoek) +14:00 Kiribati
Configuring NTP Server
You can set a NTP time server for the desired area as required. The NTP time server address can be
offered by the DHCP server or configured manually.
Procedure
1. Do one of the following:
• On your web user interface, go to Setting > Date&Time.
• On your VCS, go to More > Settings > Basic > General > Date & Time.
For VP59, tap > Settings > Basic > General > Date & Time.
•
On your CTP20/CTP18, tap > Settings > Basic > General > Date & Time.
2. Configure and save the following settings:
Parameter Description Configuration Method
Manual Time/Time Type Select Off/SNTP Setting to
obtain the time and date from
the NTP server automatically.
Web user interface
Endpoint
CTP20/CTP18
DHCP Time
Enable or disable the system to
update time with the offset time
offered by the DHCP server.
Note: the default value is Off. It
is only available when the time
zone is GMT 0.
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