The D305 is a professional phone with a high-resolution display that maintains the excellent cost-performance ratio expected from this range of telephones.
Technical Specifications
Benefits
· High resolution graphical display
· Wall mountable
· Sensor hook switch
· Digital Signal Processor (DSP) enhanced audio quality
· 2-port 10/100 Mbps Ethernet switch (RJ45)
· Power over Ethernet IEEE 802.3af, Class 1
· Electronic Hook Switch (EHS) support for wireless headsets
Firmware
Features
· 4 SIP identities / accounts
· XML browser
· Call lists for dialed, received, missed calls
· Local directory with 1000 entries
· Multiple language support
· DTMF in-band / out-of-band / SIP-INFO
· Interoperable with all major IP PBX platforms
Call Features
· Speed dialing
· URL dialing
· Local dial plan
· Automatic redial on busy
· Call completion (busy/unreachable)
· Caller identification
· Call waiting
· Call blocking (deny list)
· Auto answer
· Hold
· Music on hold
· Handling of up to 4 simultaneous calls
· Blind and attended transfer
· Call forwarding
· 3-way conferencing on the phone
· Extension monitoring, call pickup
· Call park, call unpark
· Multicast paging
· DND mode (do not disturb)
· Keyboard lock
· Client matter code (CMC)
· Unified communications ready
Audio
· Codecs:
· G.711 A-law, μ-law
· G.722 (wideband)
· G.726, G.729AB, GSM 6.10 (FR)
· Built-in assignable ringtones
· Comfort Noise Generator (CNG)
· Voice Activity Detection (VAD)
Setup
· Configuration via web interface
· Provisioning:
· Automatic loading of settings via HTTP/HTTPS/TFTP
· DHCP Options 66/67
· Snom Redirection Service
· Remote management via TR-069 / TR-111
Specification
Protocols
· SIP (RFC3261)
· DHCP, NTP
· HTTP / HTTPS / TFTP
· LDAP (Directory)
User Interface
· Localization (language, time, dial tone)
· Red LED for call indication / message waiting
· 4 context sensitive keys
· 5 programmable line / function keys with red LEDs
· Paper inlay for labeling of function keys
· Dedicated message key
· Audio keys: Mute, speakerphone, headset, volume
· 4-way navigation key
· OK and Cancel
· Menu-driven user interface
Security
· 802.1X Authentication and EAPOL
· Transport layer security (TLS)
· SRTP (RFC3711), SIPS, RTCP
· HTTPS server/client
· Password-protected web interface
· VLAN (IEEE 802.1Q)
· LLDP-MED, RTCP-XR
Phone Features
· Dimensions (approx.): 185x200x120 mm (LxWxH)
· Weight (approx.): approx. 720g
· Input voltage: 5V DC (SELV)
· Power supply: PoE or 5V DC power adapter
· Handset: 4P4C connector
· Headset: 4P4C connector
· Hearing aid compatible (HAC) handset
· Environmental conditions:
· Ambient temperature: 0°C to 35°C (32°F to 95°F)
· Storage temperature: -10°C to 45°C (14°F to 113°F)
· Humidity: 5% to 95% (non-condensing)
· Included in delivery:
· Phone unit
· Footstand
· Handset with cord
· Ethernet cable
· Quick Start Guide
· Color: black-blue
· Warranty: 2 Years
· Part Number: 00004257
