1. General Comments
GNT-5803 represents the next generation in IP multimedia communication. It is equipped with TI DaVinci chipset, a 7" LCD touch screen with 800x480 pixels and a 2M adjustable CMOS sensor camera, offers HD voice quality with full duplex speakerphone. It adopts the most advanced H. 264 codec with adaptive bandwidth adjustment, the video format can be up to D1@30fps. All of those guarantee an excellent face-to-face user-experience even at low bandwidth. Furthermore, 20 one-touch soft speed dial keys would be very convenient for the office users. Besides, it supports PoE and provides the rich external interfaces including 2xRJ45, 1xUSB, 1xSD, 2.5mm headset and AV ports for the function extension. The extraordinary video quality, advanced telephony features, rich applications, fashionable outlook, sturdy and durable structure, ensure GNT-5803 is an ideal communication device for corporate office and residential users.
2. Feature
L Physical Feature
N TI DaVinci dual-core chipset, Touch screen
N 7" digital TFT-LCD with 800x480 pixels resolution
N Rotatable CMOS sensor camera with 2M pixels
N 128MB flash and 256MB DDR2 memory
N 27 keys including 4 soft keys
N 6 feature keys: Mute/Camera/Phonebook
N Transfer/Redial/Hands-free
N 2xLEDs for power and status indication
N 2xRJ45 Ethernet 10/100M ports
N 1xUSB2.0 port, 1xSD card slot
N 2.5mm headset port
N PSTN port optional
N A/V out: RCA style stereo audio and
N composite video output
N Power adapter: AC 100~240V input and
N DC 5V/3A output
N Power over Ethernet (PoE) optional:
N IEEE 802.3af, Class 0
N Power consumption: 4~10W
L Phone Feature
N 4 VoIP accounts
N 20 one-touch soft keys for speed dial
N Dial/answer selection (video or voice call)
N Call forward, Call waiting, Call transfer, Call hold
N Call manager, Mute, Redial, Auto answer
N DND, Caller ID display, Call history
N Voice mail, Message waiting indicator (MWI)
N Phonebook, Group manager, Black list
N XML central phonebook
N Volume control, Ring tone selection/import
N Wall paper, Screen saver and sleep
N Video/photo/wallpaper manager
N Get date & time manually or automatically
N National language selection
N Multi-desktop, Icon-driven menu
N Statistics when talking
L Video Feature
N Rotatable CMOS sensor camera with 2M pixels
N Video codec: H. 264 and H. 263
N Image codec: JPEG, GIF, PNG, BMP
N Video format: Up to D1 (720x480)@30fps
N Video call output resolution: VGA and CIF
N Bandwidth selection: 128kbps~1Mbps
N Adaptive bandwidth adjustment
N I-frame adjustable, Local video control
N Picture-in-Picture (PIP), Full screen
N TV output with PAL/NTSC format
N Offline advertisement when idle
N *Work with IP camera and door phone
L Voce Feature
N HD voice: HD codec, HD handset, HD speaker
N Wideband codec: G. 722
N Narrowband codec: G. 711, G. 723.1, G. 729AB, G. 726
N Full-duplex hands-free speakerphone with AEC, VAD, CNG, PLC, AJB, AGC
L Network & Security Features
N SIP v1 (RFC2543), v2 (RFC3261)
N NAT Traversal: STUN mode
N In-band, Out-of band (RFC2833) and SIP INFO DTMF
N Proxy mode and peer-to-peer SIP link mode
N IP Assignment: Static/DHCP/PPPoE
N HTTP/HTTPS web server
N SNTP
N *VLAN QoS (802.1p/q)
N Digest authentication using MD5/MD5-sess
N Admin/user configuration mode
L Management
N Configuration: Browser/phone/auto-provision
N Auto-provision via FTP/TFTP/HTTP/HTTPS
N Auto-provision with PNP
N Reset to factory, Reboot
N Trace package export
N System log export
L Package Features
N Qty/CTN: 4PCS
N N. W/CTN: 7.20kg
N G. W/CTN: 8.54kg
N Gift box Size: 300x230x195MM
N Carton Meas: 615x475x208MM
L Certifications