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Grandstream GXP21xx Series User Manual User Manual

Page 17

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FIRMWARE VERSION 1.0.8.4 GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL

Page 15 of 85

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,
call log (up to 2000 records for GXP2120/GXP2110/GXP2100, up to 500 records for
GXP14xx), XML customization of idle screen, off-hook auto dial, auto answer,
click-to-dial, flexible dial plan, hot desking, personalized music ringtones, server
redundancy and fail-over

HD Audio

Yes, HD handset with support for wideband audio

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