ADD-UC842 HD colour SIP phone

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The ADDCOM UC800 series of IP phones offer a modern design, crystal-clear sound thanks to their Texas Instrument® chipset, a full set of advanced features and an industry leading 2 year warranty.
The ADD-UC842 is an enterprise-grade colour IP phone that features four line keys, 3.5” TFT-LCD with a 480×320 pixel screen. Is optimised for executive use for major decision makers, administrative assistants and those working with bandwidth-intensive applications on grouped PCs and also supports up to five-way conferencing.
The four line keys can be configured for IP PBX features including BLF, SCA, Intercom, Call Pickup, Call Park. The high-resolution TFT-LCD and HD Voice brings you a life-like visual and hearing experience.
Connect your favourite ADDCOM headset to the headset port and enjoy one touch switching between headset and handset.It is available to deploy with a wide range of hosted and on-premise IP PBX systems.



  • Phone Features
  • 3 VoIP Accounts
  • Menu-driven user interface, XML Idle Screen, Theme,
  • Screen Sleep
  • Call hold, Call waiting, Call forward, Call return,
  • Redial,Call transfer
  • Caller ID display, DND, Auto-answer, 5-Way Conference
  • Mute, Speed dial, SMS,
  • Tone scheme, volume control
  • Ring tone selection/Import/Delete
  • Broad and deep interoperability
  • Soft keys programmable
  • Voice Codecs Features
  • HD wideband codec:
  • 722. HD Codec, HD speaker, HD handset
  • Full-duplex speakerphone with AEC, AGC, VAD, comfort noise insertion
  • 711 u/a-law, G.723. L G.726, G.729A/B.
  • DTMF(In-Band, RFC2833, SIP Info)
  • Directory
  • Call history
  • XML/LDAP remote phone book
  • 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
  • Call park, call pickup
  • Feature keys
  • Keys: 37 keys including 4 programmable keys
  • 4 line keys with LED
  • Display and Indicator
  • 5” 480 x 320 pixel colour display
  • 262K colours
  • Wallpaper
  • Interface
  • Dual-port Gigabit Ethernet
  • Power over Ethernet (IEEE 802.3af), class 3
  • 1xRJ9 (4P4C) handset port
  • 1xRJ9 (4P4C) headset port
  • Physical Features
  • Operating humidity: 10-95%
  • Operating temperature: -1 0-50°C
  • Ethernet: 2 RJ45 (1 Internet+ 1 PC)
  • Power adapter: 5V /1.2A
  • Qty/Ctn: 10 pcs
  • W/Ctn: 10.04 kg
  • W /Ctn: 13.6 kg
  • Measurement: 0.071 cbm
  • Carton Measurements: 630mm x 500mm x 225mm
  • Management
  • Auto-provision via FTP /TFTP /HTTP /HTTPS
  • Upgrade via Browser/Phone/ Auto-provision
  • TR069
  • Network and Security
  • HTTPS Server/Client
  • Transport Layer Security (TLS)
  • SRTP (RFC3711 ), SIPS
  • VLAN QoS (802.1 pq)
  • SIPv2, SDP(RFC 2327), RTP(RFC 1889, 1890). RTCP
  • Static/DHCP /PPPoE
  • TFTP/DHCP/PPPoE client
  • Telnet/HTTP/HTTPS server


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