Operation Manual

FIRMWARE VERSION 1.0.5.15 GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL Page 12 of 76
Graphic Display
LCD size and backlight:
GXP2120 GXP2110 GXP2100 GXP1450 GXP140x
320x160 pixel 240x120 pixel 180x90 pixel 180x60 pixel 128x40 pixel
Backlight Backlight Backlight Backlight No Backlight
Feature Keys
Feature key comparison:
GXP2120 GXP2110 GXP2100 GXP1450 GXP140x
HOLD Yes Yes Yes Yes Yes
SPEAKER Yes Yes Yes Yes Yes
SEND Yes Yes Yes Yes Yes
TRANSFER Yes Yes Yes Yes Yes
CONF Yes Yes Yes Yes Yes
MUTE Yes Yes Yes Idle: DND
Talk: MUTE
Idle: DND
Talk: MUTE
DND Yes Yes No
HEADSET Yes Yes Yes Yes Yes
INTERCOM Yes Yes Yes No No
PHONEBOOK Yes Yes Yes Yes No
MSG Yes Yes Yes Yes No
MENU Yes Yes Yes Yes Yes
NAVIGATION Yes Yes Yes Yes Yes
Note:
GXP14xx uses the same key for DND/MUTE by default. When the phone is in idle, the
key will be used as DND. When the phone is in talking status, the key will be used as
MUTE.
Voice Codec
Support for G.723.1, G.729A/B, G.711u/a, G.726-32, G.722 (wide-band), iLBC, in-band
and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony
Features
Hold, transfer, forward, up to 5-way conference for GXP2120/GXP2110/GXP2100, up to
3-way conference for GXP14xx, call park, pickup, shared-call-appearance
(SCA)/bridged-line-
appearance (BLA), downloadable phone book (XML, LDAP, up to
2000 items for GXP2120/GXP2110/GXP2100, up to 500 items for GXP14xx), call waiting,