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Snom 4 Line Dis 5 Function Key 4257 SIP Phone D305

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  • Snom 4 Line Dis 5 Function Key 4257 SIP Phone D305
2.30 LBS
Calculated at checkout
Current Stock:

 Product Description

- D305 SIP Desk Phone with HD Audio and Sensor Hook Switch
- Digital Signal Processor (DSP) enhanced audio quality
- Sensor hook switch
- Number of SIP Accounts: 4
- Up to 4 simultaneous calls
- 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
- LCD Display: 4-line backlit
- Context Sensitive Keys: 4
- Function Keys with LEDs: 5
- Desk or wall mounting
- Integrated 2-port 10/100 Mbps Ethernet switch (RJ45)
- PoE 802.3af, Class 1
- Power supply not included
- Music on hold
- Multicast paging
- 3-way conferencing
- Audio Codecs: G.711 a-law/u-law, G.726, G.723AB, GSM 6.10, G.722 (wideband)
- SIP protocol RFC3261
- VPN support
- Transport layer security (TLS)
- Optional US power supply: 5V DC adapter, part number 4326
- Handset: 4P4C connector
- Headset: 4P4C connector
- Add Snom EHS adapter for wireless headset EHS capability (part number 2362)
- Package Includes: phone, footstand, handset with cord, Ethernet cable, quick start guide

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