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Grandstream Networks, Inc. GXV300x User Manual Page 7 of 54
Firmware 1.2.3.7 Updated: 12/2010
Exterior
Black or Silver ABS plastic, 30 buttons (6 of which are LED buttons)
Universal Power Supply
100-240V input, 12VDC/1.2A output, US/Euro/UK/Australian style plug availa-
ble
Dimension
6.5cm x 18cm x 16cm
Weight
1.2kg
Operating Temperature
0º-40º C
Humidity
10 - 95% non-condensing
Compliance
FCC/CE/C-Tick
T
ABLE
5:
GXV-300
X
T
ECHNICAL
S
PECIFICATIONS
Lines
3 individual SIP accounts; 3 line buttons
Protocol Support
Support SIP 2.0, UDP/IP, PPPoE, RTP/RTCP, SRTP by SDES, HTTP, ARP/RARP,
ICMP, DNS, DHCP, NTP/SNTP, TFTP.
Display
5.6 inch TFT color LCD
Feature Keys
8 dedicated keys: Message Button, Hold, Transfer, Conference, Speakerphone, Send,
Mute/Del, Camera Block
5 display/menu navigation keys
Net
work Interface
Dual (2) 10/100 auto-sensing Ethernet ports (switched)
Support 2 USB (2.0) host ports, 1 audio and 1 video output jack (capable of outputting
video to an external TV simultaneously), headset jack
Device Management
Support Layer 2 (IEEE 802.1p/Q tagging (VLAN) and Layer 3 QoS (DiffServ)
Web interface or via secure (AES encrypted) central configuration file for mass deploy-
ment
, Keypad & adjustable 5.6 inch TFTP color LCD, Auto/manual provisioning system
,
GUI Interface, Address Book, Remote software upgrade (via TFTP/HTTP) for deployed
devices including behind firewall/NAT
Provisioning
Support automated NAT traversal without manual manipulation of firewall/NAT
Support remote automated and secure provisioning and software upgrade through fire-
wall/NAT to enable “zero configuration” and “plug-and-dial” for end users.
Support remote device monitoring and events reporting using Syslog
Support device configuration via LCD, Web browser or central secure config
u
ration file
Support NAT traversal using IETF STUN and Symmetric RTP
Manual or dynamic host configuration protocol (DHCP) network setup
Video Features
Powerful video DSP with advanced adaptive jitter control and packet loss concealment
technology to ensure superb audio and video quality
Support H.263/H.263+ (for legacy compatible) and H.264 (baseline) real-time video
codec (at CIF or QVGA resolution and up to 30 frames/second) to ensure highest quali-
ty video delivery at 32kbps -- 1Mbps bandwidth level (bit rate/frame rate configurable)
High quality 5.6-inch TFTP color LCD (allowing 2-dimensional view angle adjustment
including 180 degrees vertical rotation and nearly 300 degrees horizontal rotation)
Advanced VGA resolution CMOS camera sensor (view angle adjustable)
Anti-flickering, auto focus and auto exposure, zoom, PIP (Picture-in-Picture), audio
mute and camera block (for privacy), call log, video phone book
.
Configurable screen-saver pictures, still picture capture/store (VGA resolution), visual
voice message indicator
Intuitive graphic user interface enabled by 5 navigation buttons
Audio Features
Full
-
duplex hands
-
free speakerphone
,
Advanced Digital Signal Processing (DSP)
Support for G.723.1, G.729A/B, G.711 µ/A (PCMU/PCMA), G.726 with dynamic negoti-
ation of codec and packet time
In
-
band and out
-
of
-
band DTMF (
I
n
A
udio, RFC2833, SIP INFO)
Silence Suppression, VAD (voice activity detection), CNG (comfort noise generation),
AGC (automatic gain control), Packet delay & loss concealment
Acoustic Echo Cancellation (AEC) with Acoustic Gain Control (AGC) for speakerphone
mode
, Support side
tone,
Adaptive jitter buffer control (patent
-
pending)
Call Handling Fe
a
tures
Call hold, call transfer (attended/blind), Do-Not-Disturb(DND), call forward (no answer,
busy, unc
onditional), mute, caller ID/name display or block, call waiting, call wai
t
ing