UC923 Gigabit Color IP Phone

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

Phone Features

  • ● 3 SIP accounts
  • ● Call hold, mute, DND
  • ● One-touch speed dial, hotline
  • ● Call forward, call waiting, call transfer
  • ● Redial, call return, auto answer, direct IP call 
  • ● 5-way conferencing 
  • ● XML Browser, action URL/URI
  • ● Group listening, SMS, emergency call
  • ● Ring tone selection/provisioning
  • ● Set date time automatically or manually
  • ● Dial plan per account
  • ● RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)

Voice Codecs Features

  • ● HD voice: HD handset, HD speaker 
  • ● Codecs: iLBC, G.722, G.711(A/μ), 
  • ● GSM_FR, G.723, G.729AB, G.726-32 
  • ● DTMF: In-band, RFC 2833, SIP INFO 
  • ● Full-duplex hands-free speakerphone with AEC
  • ● VAD, AGC, CNG, AEC, PLC, AJB

Directory

  • ● Local phonebook up to 1000 entries
  • ● XML/LDAP remote phonebook 
  • ● Intelligent search method 
  • ● Phonebook search/import/export 
  • ● Call history: dialed/received/missed/forwarded
  • ● Black list 

IP-PBX Features

  • ● Busy Lamp Field (BLF), bridged Line Appearance(BLA) 
  • ● Anonymous call, anonymous call rejection 
  • ● Message Waiting Indicator (MWI) , voice mail
  • ● Call park, call pickup 
  • ● Intercom, paging 
  • ● Music on hold 
  • ● Hot-desking 

Display and Indicator

  • ● 2.8" 320 x 240-pixel color display with backlight 
  • ● 16 bit depth color 
  • ● LED for call and message waiting indication
  • ● Dual-color (red or green) illuminated
  • ● LEDs for line status information 
  • ● Wallpaper, national language selection 
  • ● Intuitive user interface with icons and soft keys 
  • ● Caller ID with name, number and photo

Feature keys

  • ● 6 line keys with LED 
  • ● Paperless DSS keys up to 20 various features
  • ● 8 features keys: voice mail, headset, mute, 
  • ● 4 context-sensitive “soft” keys 
  •   speaker, conference, hold, transfer,redial 
  • ● 6 navigation keys , volume control keys 
  • ● Illuminated speaker key/headset key/mute key

Interface

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

Physical Features

  • ● Stand with 2 adjustable angles(45°, 55°)
  • ● Wall mountable
  • ● AC adapter : 100~240V input and DC 5V/1.2A output
  • ● Power consumption (PSU): 1.8~4.4W
  • ● 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 
  • ● Reset to factory, restart, reboot 
  • ● Local tracing log export, system log
  • ● Phone lock for personal privacy protection

Network and Security

  • ● SIP v1 (RFC2543), v2 (RFC3261) 
  • ● SIP server/proxy redundancy
  • ● NAT Traversal: STUN mode 
  • ● DHCP/static/PPPoE/IEEE802.1X/open VPN
  • ● HTTP/HTTPS web server
  • ● Time and date synchronization by SNTP 
  • ● DNS-NAPTR/DNS-SRV(RFC 3263) 
  • ● QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP 
  • ● TLS(Transport Layer Security), SRTP
  • ● HTTPS certificate manager
  • ● AES encryption for configuration file
  • ● Digest authentication using MD5/MD5-sess

Packing

  • ● Qty/CTN: 10 PCS
  • ● Phone Size:205MM(L)*204MM(W)
  • ● N.W/CTN: 12 KG
  • ● Phonebox Size:224MM(L)*209MM(W)*99.5MM(H)
  • ● G.W/CTN: 13 KG
  • ● Carton Meas: 524MM(L)*441MM(W)*260MM(H)