Specifications

Product information

• Conference phone (DECT)|Base station (DECT/IP)
• Colour: black
• Equipment: Two detachable DECT wireless microphones with a range of up to 50 metres
• Placement: indoor, desktop

Dimensions

• Conference phone (DECT)
• Dimensions (L × W × H, approx.): 269 mm × 282 mm × 59 mm
  Weight (approx.): 1.5 kg

Display and indicators

• Conference phone (DECT):
• Display LCD, 158 × 57 pixel, monochrome, graphical, backlit (blue / white), 4 lines
• Base station (DECT/IP): 2 LED indicators
• Power status indication: 1 green LED
• VoIP status indication: 1 green LED
• Conference phone (DECT): 3 LED indicators
• Multi-purpose status indication: 3 multicolour LEDs
• Wireless microphones (DECT): 2 LED indicators
• Mute status indication: 2 green LEDs

Indicators and keys

• Base station (DECT/IP): 1 hard key in total
  Link
• Conference phone (DECT): 27 hard keys in total
  3 context-sensitive function keys
• 12 keys (standard ITU telephone keypad)
• 4-way navigation key
• 3 dedicated audio keys
• MUTE ALL → Mute
  Volume + / –
  5 dedicated function keys:
• Hold
  Cancel
• Menu
• Ok
• TALK/OFF → Onhook / offhook
  Wireless microphones (DECT): 2 hard keys in total
  Microphone 1/2: Mute (with green LED)

Interfaces and connections

• Power options
• Base station (DECT/IP)
• Power over Ethernet (PoE): IEEE 802.3af, class 3
  Power adapter:1 100 – 240 V AC, 50 – 60 Hz | 5 V DC (SELV), 2 A, 10 W
  Conference phone (DECT)
• Battery: Ni-MH, 7.2 V, 4,000 mAh, rechargeable, replaceable, up to 24 h narrowband talk time, up to 12 h wideband talk time, up to 28 days standby time, up to 6 h charging time
  Charging dock
• Power adapter: 100 – 240 V AC, 50 – 60 Hz | 12 V DC (SELV), 3 A, 36 W
  Wireless microphones (DECT)
• Battery: Ni-MH, 2 × 2.4 V, 400 mAh, rechargeable, up to 24 h narrowband talk time, up to 12 h wideband talk time, up to 28 days standby time, up to 8 h charging time
  Wired interfaces
• Base station (DECT/IP)
• Power adapter: coaxial power connector (socket)
  Network connectivity: RJ45-8P8C socket → Ethernet 10/100 Mbit/s
  Charging dock
• Power adapter: coaxial power connector (socket)
  Wireless interfaces
• DECT3

Audio devices, codecs and features

• Conference phone
• Casing microphone
• Pickup range: 2.4 m, omnidirectional
  2 wireless microphones (DECT)
• HD audio
  Casing speaker: Full-duplex hands-free talking, HD audio
  Base station
• Audio codecs: G.711 (A-law, μ-law), G.722, G.726, G.729ab
  Dual-tone multi-frequency signalling (DTMF / RFC2833): SIP-INFO, in-band, out-of-band
  Related features
• Built-in assignable ringtones
• Comfort Noise Generator (CNG)
  Packet loss concealment (PLC)
  Adaptive jitter buffer
  Echo suppression

User interfaces and setup

• Configuration and setup via menu-driven phone user interface (PUI)
  Configuration and setup via menu-driven web user interface (WUI)
  Automatic configuration via provisioning
  Loading of settings and firmware via HTTP, HTTPS, FTP, TFTP
• Supported DHCP provisioning options 66, 159, 160
• Secure Redirection And Provisioning Service (SRAPS) support
  Plug & Play (PnP) support
  Regular or weekly settings synchronisation
  Password-protected configuration files
  Provisioning file with AES encryption
  Localization
• Languages: English (US / UK), German, Spanish (US / EU), French (US / EU), Italian, Dutch, Portuguese, Greek, Polish, Russian, Turkish
  Time zone, dial tone
  Related features
• Software upgrade over the air (SUOTA)

Directory support and call features

• 3 SIP identities / accounts
• Directory support
• Local directory with up to 200 entries
  Central directory on the base station with up to 1,000 shared entries
• LDAP (server-based directory)
  XML phonebook support
  Outgoing call features
• Up to 2 simultaneous calls
• Speed dialling
• Local dial plan
  Caller identification (CLIP)
  Calling Name Identification Presentation (CNIP)
• Incoming call features
• Call waiting/swapping
  Call barring/blocking: Do Not Disturb (DND) mode|anonymous calls|deny list
  Call diversion
  Blind call transfer|Attended call transfer
  Call pickup
  Connected call features
• Mute function on the telephone and microphones
• Hold|Music on hold
  Call park / unpark
  2+1 local conferencing
• N-way network conferencing
  Call timer (call duration)
  Related features
• Phone book matching for incoming and outgoing calls
  Shared Call Emulation2
• Call history lists: up to 200

Networking technologies and protocols

• DECT3
• Frequency band (EMEA): 1,881 – 1,897 MHz
  Frequency band (US): 1,920 – 1,930 MHz
  Up to 50 m indoor range
• Network technologies
• OpenVPN, VLAN (IEEE 802.1pq), NAT-T (Keep Alive & Public IP masquerading)
  VoIP related protocols and techniques
• SIP, SDP, RTP, RTCP, STUN
  Secure VoIP protocols
• SIPS (SIP over TLS), SRTP
  Network protocols
• IPv4 / IPv6 (dual stack), DNS, DHCP, LDAP, LLDP-MED, HTTP, FTP, TFTP, SNTP
  Secure network protocols
• TLS , HTTPS, IEEE 802.1X support
  Remote management protocols
• TR-069
  Quality of Service (QoS)
• ToS, DiffServ
  Related features
• Mutual TLS authentication

Environmental conditions

• Operating ambient temperature
• 0 °C – +35 °C
• Nonoperating (storage) temperature
• -10 °C – +45 °C
• Humidity (non-condensing)
• 5 % – 85 %

Package contents

• Hardware
• DECT base station
• Ethernet cable
• Conference phone (DECT)
• Charging dock
• Power adapter
• 2 wireless microphones (DECT)
• 3 batteries
• Documentation
• Quick Installation Guide

Snom accessories and compatible devices

• Wireless conference speakerphone (DECT)
• Up to 2 × C52-SP (PN 00004357)