Htek-UC923

UC923 GIGABIT COLOR IP PHONE

  • Htek, IP Phone, VoIP Phone

UC923 is an innovative Gigabit Color IP Phone, 2.8” TFT-LCD with 320*240 pixel. It supports up to 5-way conference. The high-resolution TFT-LCD and HD Voice bring you the lifelike visual and audio experience. . UC923 is optimized for executive use for administrative assistants, major decision makers, and those working with bandwidth-intensive application on collocated PCs.

PHONE FEATURES

3 SIP accounts
Call hold, mute, DND
Call forward, call waiting, call transfer
One-touch speed dial, hotline
Redial, call return, auto answer, direct IP call
XML Browser, action URL/URI

5-way conferencing
Group listening, SMS, emergency call
Ring tone selection/provisioning
RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
Set date time automatically or manually
Dial plan per account

VOICE CODEC FEATURES

HD voice: HD handset, HD speaker
GSM_FR, G.723, G.729AB, G.726-32
Codecs: iLBC, G.722, G.711 (A/μ)

DTMF: In-band, RFC 2833, SIP INFO
VAD, AGC, CNG, AEC, PLC, AJB
Full-duplex hands-free speakerphone with AEC

DIRECTORY

Local phonebook up to 1000 entries
XML/LDAP remote phonebook
Phonebook search/import/export

Intelligent search method
Call history: dialled/received/missed/forwarded
Black list

IP PBX FEATURES

Busy Lamp Field (BLF), bridged Line Appearance (BLA)
Message Waiting Indicator (MWI), voice mail
Anonymous call, anonymous call rejection

Call Park, call pickup
Music on hold
Intercom, paging
Hot-desking

DISPLAY AND INDICATOR

2.8" 320 x 240-pixel color display with backlight
16-bit depth color
Dual-color (red or green) illuminated
LED for call and message waiting indication

LEDs for line status information
Caller ID with name, number and photo
Wallpaper, national language selection
Intuitive user interface with icons and soft keys

FEATURE KEYS

6 line keys with LED
Paperless DSS keys up to 20 various features
4 context-sensitive “soft” keys speaker, conference, hold, transfer, redial

8 features keys: voice mail, headset, mute,
Illuminated speaker key/headset key/mute key
6 navigation keys, volume control keys

INTERFACE

Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), class 3
1xRJ9 (4P4C) headset port

1xRJ9 (4P4C) handset port
1xRJ12 EXT port supports up to 6 Expansion Modules

PHYSICAL FEATURES

Stand with two adjustable angles (45°, 55°)
Wall mountable
Power consumption (PSU): 1.8~4.4W
AC adapter: 100~240V input and DC 5V/1.2A output

Power consumption (PoE): 2.3~5.3W
Operating humidity: 10~95%
Operating temperature: -10~50°C

MANAGEMENT

Configuration: browser/LCD-Menu/auto-provision
Auto provision via HTTP/HTTPS FTP/TFTP
Auto-provision with PnP

Local tracing log export, system log
Reset to factory, restart, reboot
Phone lock for personal privacy protection

NETWORK AND SECURITY

SIP v1 (RFC2543), v2 (RFC3261)
SIP server/proxy redundancy
HTTP/HTTPS web server
NAT Traversal: STUN mode
DHCP/static/PPPoE/IEEE802.1X/open VPN
TLS (Transport Layer Security), SRTP

Time and date synchronization by SNTP
DNS-NAPTR/DNS-SRV (RFC 3263)
QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
HTTPS certificate manager
AES encryption for configuration file
Digest authentication using MD5/MD5-sess