Color IP Phone UC842

Features

• 3.5”TFT-LCD, 480 x 320 pixel, 262K colors
• Dual-port Gigabit Ethernet ports
• 3 VoIP accounts
• Multi-language
• 37 keys including 4 Line keys
• Support Power over Ethernet(PoE)
• Support Auto-provision via TFTP / FTP / HTTP /HTTPS

Physical Feature

• 3.5”TFT-LCD, 480 x 320 pixel, 262K colors
• Ethernet: Dual-port Gigabit Ethernet ports
• Keys: 37 keys including 4 programmable keys
• WAN Port: 10/100/1000 RJ-45 for Internet
• LAN Port: 10/100/1000 RJ-45 for PC
• Handset: 1 RJ9(4P4C)
• Headset: 1 RJ9(4P4C)
• CPU: 60
• Adapter output: 5V/1.2A
• Adapter input: 100-240V
• Power consumption: standby - 2.2W / working - 2.4W
• Power over Ethernet(PoE): IEEE 802.3af (Optional)
• Operation temperature: -10 ~ 50?
• Relative Humidity: 10 ~ 95%
• Weight - Phone: 0.72kg
• Dimension: (W*D*H*T): 240*210*120mm

VoIP Protocol

• SIPv2, SDP(RFC 2327), RTP(RFC 1889,1890), RTCP
• RFC 2833 X-NSE Tone Events for SIP/RTP, AVT Tone
• Events for SIP/RTP

Voice Codecs

• HD wideband codec:
• G.722. HD Codec, HD speaker, HD handset
• Full-duplex speakerphone with AEC
• G.711 µ-law/A-law, G.723.1, G.726, G.729A/B.
• DTMF(In-Band, RFC2833, SIP Info)
• Acoustic Echo Cancelation(AEC)
• Acoustic Gain Control(AGC)
• Voice Activity Detection(VAD), Comfort Noise insertion

Security

• HTTPS Server/Client
• Transport Layer Security (TLS)
• SRTP (RFC3711), SIPS
• VLAN QoS (802.1pq)

Telephone Interfaces

• 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, Voicemail, Message Waiting
• Indication (MWI) LED, Call history
• BLF/BLA
• Hot-desking, Tone scheme, Volume control
• Ring tone selection/Import/Delete
• Broad and Deep Interoperability
• Soft keys programmable
• Phonebook, Black list XML/LDAP phonebook

Network Protocol

• TCP, UDP, ICMP, RARP, ARP, DNS, NTP,SNTP, STUN, UPnP,SNMP
• Static/DHCP/PPPoE
• TFTP/DHCP/PPPoE client

HTTP/HTTPS server