Snom C520-WiMi

Features

3 SIP identities/accounts
Call lists for dialled, received and missed calls with 200 entries
Local directory with 200 entries
Multiple language support
DTMF in-band / out-of-band and SIP-INFO
Interoperable with all major IP PBX platforms

Call Features

Speed dialling
Local dial plan
Call waiting
Call blocking (automatic denial)
Hold
Call transfer
Call forwarding synchronised with the server, do not disturb mode (DND)
CLIP, CLIR
Conference calling with three participants

Setup

Configuration via web interface
Provisioning: PnP; Automatic loading of settings via HTTP/HTTPS/TFTP
Regular or weekly settings synchronisation
DHCP Options 66, 159, 160
Snom secure redirection service
Password-protected configuration files

Protocols

SIP (RFC3261)
DHCP, (S)NTP
HTTP / HTTPS / TFTP
STUN
LDAP (server-based directory)
XSI (server-based directory

Audio

G.711 A-law, µ-law
G.722 (wideband)
G.726
G.729
Echo suppression
CNG (Comfort Noise Generator
Automatic gain control (AGC)

User Interface

Graphical backlit display (158 x 57 pixels)
Localization (language, time zone, dial tone)
3 context-sensitive keys
LED status lights (call, mute, Bluetooth, etc.)
Microphone: mute function on telephone or microphones
Volume key
4-way navigation key, Ok key and Cancel key
Menu-driven user interface

Security

802.1X authentication (with automatic provisioning)
Transport layer security (TLS)
SRTP (RFC3711), SIPS, RTCP
HTTPS
Password-protected web interface and administration
VLAN (IEEE 802.1Q)
LLDP-MED

Hardware Features

Dimensions (approx): 269 x 282 x 59 mm (HxLxW)
Weight (approx.): device 1.5 kg
Input voltage: 12 V DC (SELV)
Ethernet port: 10/100 MB
Power supply: PoE or power adapter included
Class 3 PoE
Bluetooth connectivity for two external devices
Bluetooth protocol: HFP, HSP, A2DP, AVRCP
Ambient temperature: from -5°C to 45°C
Storage temperature: from -5°C to 60°C
Humidity: up to 95% (non-condensing)