Item# SIP-T20P
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YEALINK YEA-SIP-T20P Phone Features: TI TITAN chipset and TI voice engine 3-line LCD(2 x 15 characters and an icon line) 2 VoIP accounts, Broadsoft /Avaya/Broadsoft validated

HD Voice: HD Codec, HD Handset, HD Speaker 31 keys including 9 function keys Voicemail, intercom Localized language, local phonebook FTP/TFTP/HTTP, PnP auto-provision SRTP/HTTPS/TLS, VLAN, QoS PoE, headset, wall-mounted 2 VoIP accounts, hotline, emergency call Call waiting, call transfer, call forward Hold, mute, flash, auto-answer, redial 3-way conference, DND, speed dial Phonebook import/export, call history Volume adjustment, ring tone selection

Tone scheme, System log Multi-language (more than 20) IP PBX System Integration: Dial plan, dial-now Voicemail, MWI Intercom, Paging Call park, call pickup Distinctive ringtone Codecs and Voice Features: Wideband codec: G.722 Narrowband codec: G.711, G.723.1, G.726, G.729AB VAD, CNG, AEC, PLC, AJB, AGC

Full-duplex hands-free speakerphone with AEC Network Features: SIP v1 (RFC2543), v2 (RFC3261) NAT Traversal: STUN mode DTMF: In-Band, RFC2833, SIP Info Proxy mode and peer-to-peer SIP link mode IP Assignment: Static/DHCP/PPPoE TFTP/DHCP/PPPoE client Telnet/HTTP/HTTPS server DNS client NAT/DHCP server Management: FTP/TFTP/HTTP/PnP auto-provision

Configuration: browser/phone/auto-provision Direct IP call without SIP proxy Dial number via SIP server Dial URL via SIP server Security: HTTPS (server/client) SRTP (RFC3711) Transport Layer Security (TLS) VLAN (802.1 pq), QoS Digest authentication using MD5/MD5-sess Secure configuration file via AES encryption Phone lock for personal privacy protection Admin/user configuration mode

Physical Features: TI TITAN chipset 3-line LCD with an icon line and 2x15 characters lines 31 keys including 9 function keys 4 LEDs: 1xpower, 2xline, 1xmessage 1xRJ9 handset port 1xRJ9 headset port 2xRJ45 10/100M Ethernet ports Wall-mounted No power supply included

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