Yealink SIP-T18 4-PACK Simply IP Phone SIP-T18 (without POE )
Phone Features
- 1 VoIP account, Hotline
- Call waiting, Call transfer, Call forward
- Call hold, Mute, Redial, DND
- 3-way conferencing, Speed dial
- Direct IP call without SIP proxy
- Volume control, Ringtone selection
- Tone scheme, System log export
- Integrated Voice Response System
IP PBX System Integration
- Music on hold
- Call park, Call pickup
- Dial plan, Dial now
- Voicemail
- Message Waiting Indication (MWI)
- Distinctive ringtone
Network Features
- SIP v1 (RFC2543), v2 (RFC3261)
- NAT Traversal: STUN mode
- DTMF: In-band, out-of band (RFC2833) and SIP INFO
- Proxy mode and peer-to-peer SIP link mode
- IP Assignment: Static/DHCP
- TFTP/DHCP client
- Telnet/HTTP server
- DNS client
Security
- QoS: IEEE 802.1p/q tagging (VLAN), Layer 3ToS
- Digest authentication using MD5/MD5-sess
- Secure configuration file via AES encryption
- Admin/user configuration mode
Management
- Built-in HTTP web server
- Configuration: browser/phone/auto-provision/IVR
- Auto provision via TFTP/FTP/HTTP/PnP
- Auto provision for firmware, configuration, ringtone etc
Physical Features
- TI TITAN chipset
- 20 keys including 2 programmable keys
- 4 feature keys (Transfer/Hold/Mute/Redial)
- Phone label
- 1xdual-color LED
- 1xRJ45 10/100M Ethernet port
- Desktop with footstand (detachable),
- Wall-mountable
- Power adapter: AC 100~240V input and DC 5V/1.2A Output
- Power over Ethernet (IEEE 802.3af class 1) optional
- Operating humidity: 10~95%
- Storage temperature: up to 60 C