General Features
| - Dimensions (approx.): 185x200x120 mm (LxWxH)
- Weight (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
- 1 x USB 2.0 host port, type A, Hi/Full/Low-Speed
- Environmental conditions:
- Ambient temperature: 0°C to 35°C (32°F to 95°F)
- Storage temperatur: -10°C to 45°C (14°F to 113°F)
- Humidity: 5% to 95% (non-condensing)
- Included in delivery:
- Base phone unit
- Foot stand
- Handset with cord
- Ethernet cable
- Quick Start Guide
- Color: Black-blue
- Warranty: 2 years
- Part Number: 00004257
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User Interface
| - Localization (language, time, dial tone)
- Red LED for call indication / message waiting
- 4 context-sensitive keys
- 5 programmable function keys with green LEDs
- Paper inlay for labeling of function keys
- Dedicated message key
- Audio keys: Mute, speakerphone, headset, volume
- 4-way navigation key, OK and cancel keys
- Menu-driven user interface
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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
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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
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Security, Quality of Service
| - 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
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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)
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Protocols
| - SIP (RFC3261)
- DHCP, NTP
- HTTP / HTTPS / TFTP
- LDAP (Directory)
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Snom D305 IP Phone
The D305 is a professional phone with a high-resolution display that maintains the excellent cost-performance ratio expected from this range of Snom telephones. The D305 represents the quality of German engineering, built to the highest standards to ensure long life. It provides businesses with a flexible SIP telephone that will not need to be replaced every few years. The D305 includes Snom’s new and improved audio architecture that has been perfected after many years of research and development. It is designed to deliver the functionality that today’s business users require, supporting four SIP identities and boasting a backlit, high-resolution display for excellent screen visibility. It can be used as a desk phone – its gently inclined, European-style keyboard ideal for easy dialing with minimal impact on the user’s hand – or it can be wall-mounted for use in common areas. The D305 features Snom’s unique sensor hook switch designed for durability and reduced wear, ensuring a long product life even when the phone is used extensively and over long periods of time.
Key features
- HD wideband audio
- Sensor hook switch
- 4 line backlit display
- 4 context-sensitive keys
- 5 configurable function keys with LEDs
- 4 SIP identities
- Desk or wall mounting