Yealink SIP-T20P User Manual

Customizing Your Phone
35
Usage:
 When the transfer mode on DSS key is Blind Transfer, press the DSS key to complete
the blind transfer to the number specified in the Value field.
 When the transfer mode on DSS key is Attended Transfer, press the DSS key to dial
out the number specified in the Value field and then you can complete the
attended or semi-attended transfer.
 When the transfer mode on DSS key is New Call, press the DSS key to place a new
call to the number specified in the Value field.
Note
Hold
You can use this key feature to hold an active call or retrieve a held call.
Dependencies: Type (Key Event)
Key Type (Hold)
Usage:
1. Press the DSS key during an active call to place the call on hold.
2. Press the DSS key again to retrieve the held call.
DND
You can use this key feature to activate or deactivate the DND mode. You can also use
this key feature to access the custom DND interface. For more information, refer to Do
Not Disturb (DND) on page 53.
Dependencies: Type (Key Event)
Key Type (DND)
Usage:
When the phone is in phone mode:
1. Press the DSS key to activate the DND mode.
2. Press the DSS key again to deactivate the DND mode.
When the phone is in custom mode:
1. Press the DSS key to access the custom DND interface.
2. Activate or deactivate the DND mode for an account.
Note
When the DND mode is activated, the incoming calls will be rejected automatically.
You can configure the transfer mode on DSS key via web user interface at the path
Phone->Features->Transfer Settings. For more information on how to configure the
transfer mode on DSS key, refer to Busy Lamp Field (BLF) on page 69.
When leaving the Value field blank, the DSS key performs the same as the TRAN key
during a call. For more information, refer to Call Transfer on page 60.

Yealink SIP-T20P Specifications

General

Keypad number of keys	31
Speakerphone	Yes
Voice codecs	G.711, G.722, G.723.1, G.726
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Touchscreen	-
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
Bluetooth	No
Security algorithms	HTTPS, SSL/TLS
AC adapter input voltage	100 - 240 V
AC adapter output voltage	5 V
Power consumption (typical)	2.6 W
Operating relative humidity (H-H)	10 - 95 %
Compliance industry standards	IEEE 802.3af
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	200 mm
Width	185 mm
Height	90 mm
Weight	770 g