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Snom
Snom D120 Desk phone
Tk
4750
SIP Identity/Account : 2
2.6″ TFT liquid crystal display backlit display
5 configurable function keys
2 Year Warranty
IP Phones
Basics
Product information
• IP desk phone D120|black|PN 00004361
• Operating system: Linux
• Placement: indoor, desktop, wall mounting¹
Dimensions
Dimensions (L × W × H, approx.)
Dimensions (L × W × H, approx.)
• 205 mm × 161 mm × 32 mm without footstand
• 205 mm × 161 mm × 120 mm with footstand
• Inclination: 35°
Display and Indicators
Display
Display
• TFT liquid crystal display (LCD), monochrome, graphical, 4 lines, 3 lines for menus or context area, backlit
• Size (diagonal): 2.6″ (66 mm)
• Size (W × H): 62 mm × 22 mm
• Resolution: 132 × 64 pixel
3 LED indicators
• Call status indication | Message waiting indication (MWI):² 1 red LED (360 °)
• Function key status indication: 2 multicolor LEDs
Keypad and Function Keys
32 hard keys in total
32 hard keys in total
• 12 keys (standard ITU telephone keypad)
• 2-way navigation key
• 4 context-sensitive function keys
• 2 programmable function keys (with green LED)
• 5 dedicated audio keys
◦ Mute
◦ Headset
◦ Speakerphone
◦ Volume + / - (rocker)
• 7 dedicated function keys
◦ Ok
◦ Cancel
◦ DND
◦ Message
◦ Directory
◦ Transfer
◦ Hold
◦ Keyboard lock
◦ Keyboard lock
Audio Devices, Codecs and features
Casing speaker | Casing microphone
• Speakerphone mode: Full duplex
Corded handset
• Microphone |Handset earpiece
• Hearing aid compatible (HAC)
Audio codecs
• G.711 (A-law, μ-law), G.722, G.726, G.729AB, GSM 6.10 (FR)
Dual-tone multi-frequency signaling (DTMF / RFC2833)
• SIP-INFO, in-band, out-of-band
Related features
• Built-in assignable ringtones
• Comfort Noise Generator (CNG)
• Voice Activity Detection (VAD)
Interface and Connections
Power options
• Power over Ethernet (PoE): IEEE 802.3af, class 1
• Power adapter: 100 - 240 V AC, 50 - 60 Hz | 5 V DC (SELV), 2 A, 10 W¹
Wired interfaces
• Power adapter: coaxial power connector (socket)
• Network connectivity: RJ45-8P8C socket → Ethernet 10/100 Mbit/s
• Corded handset: RJ9-4P4C socket
• Headset: RJ9-4P4C socket
User Interfaces and Setup
Configuration and setup via menu-driven web user interface (WUI)
Configuration and setup via menu-driven phone user interface (PUI)
Automatic configuration via provisioning
• Supported DHCP provisioning options
• Secure Redirection And Provisioning Service (SRAPS) support
• Remote management via TR-069
• Plug & Play (PnP) support
Customization
• XML browser
Localization
• Languages
• Time zone, dial tone
Diagnostic
• SIP / PCAP trace
• Syslog
Directory Support and Call Features
2 SIP identities / accounts
• Up to 2 simultaneous calls
Directory support
• LDAP (server-based directory)
• Local directory with up to 250 entries
Outgoing call features
• Speed dialing via function keys
• URL dialling
• Local dial plan
• Redial (via dialed calls list)
• Automatic redial on busy
• Caller identification (CLIP)
• Calling Line Identification Restriction (CLIR)
• Call completion (busy/unreachable)²
• Intercom
• Multicast paging
Incoming call features
• Call waiting/swapping
• Call barring/blocking: deny list, anonymous calls2, Do Not Disturb (DND) mode
• Auto answer
• Call diversion
Connected call features
• Mute microphone
• Hold
• Music on hold²
• Blind call transfer
• Attended call transfer
• 3-way local conferencing
• Call park / unpark²
Related features
• Call history lists of missed, received, dialed, rejected, and deflected calls
• Extension monitoring (Busy lamp field), call pickup²
Network Technologies and Protocols
VoIP related protocols and techniques
• SIP, SDP, RTP, RTCP, RTCP-XR, SIP REFER method (RFC 3515), rport (RFC 3581), ENUM, ICE, STUN
Network protocols
• IPv4 / IPv6 (dual stack), DHCP, NTP, LDAP, LLDP-MED, HTTP, TFTP
Secure network protocols
• TLS V1.2, HTTPS, IEEE 802.1X (EAPoL)
Remote management protocols
• TR-069, TR-069 Annex G (formerly TR-111)
Environmental Conditions
Operating ambient temperature
• 0 °C - +35 °C
Nonoperating (storage) temperature
• -10 °C - +45 °C
Humidity (non-condensing)
• 5 % - 95 %
¹Available separately
²If supported by PBX