Grandstream Networks GXP1450 User Manual page 13

LCD size and backlight:
GXP2120
Graphic Display
320x160 pixel
Backlight
Feature key comparison:
HOLD
SPEAKER
SEND
TRANSFER
CONF
MUTE
DND
Feature Keys
HEADSET
INTERCOM
PHONEBOOK
MSG
MENU
NAVIGATION
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.
Support for G.723.1, G.729A/B, G.711u/a, G.726-32, G.722 (wide-band), iLBC, in-band
Voice Codec
and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Hold, transfer, forward, up to 5-way conference for GXP2120/GXP2110/GXP2100, up to
Telephony 3-way
Features (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,
FIRMWARE VERSION 1.0.5.58
GXP2110
240x120 pixel
Backlight
GXP2120 GXP2110
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
conference for GXP14xx,
GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL
GXP2100 GXP1450
180x90 pixel 180x60 pixel
Backlight Backlight
GXP2100 GXP1450
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Idle: DND
Talk: MUTE
No
Yes Yes
Yes No
Yes Yes
Yes Yes
Yes Yes
Yes Yes
call park, pickup,
GXP140x
128x40 pixel
No Backlight
GXP140x
Yes
Yes
Yes
Yes
Yes
Idle: DND
Talk: MUTE
Yes
No
No
No
Yes
Yes
shared-call-appearance
Page 13 of 80