VoIP telefonas Yealink SIP-T42S, juoda

Audio Features:

> HD voice: HD handset, HD speaker

> Hearing aid compatible (HAC) handset

> Wideband codec: Opus, G.722

> Narrowband codec: G.711(A/μ), G.723.1, G.729AB, G.726, iLBC

> DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO

> Full-duplex hands-free speakerphone with AEC

> VAD, CNG, AEC, PLC, AJB, AGC

Phone Features

> 12 VoIP accounts

> One-touch speed dial, redial

> Call forward, call waiting

> Call transfer, call hold

> Call return, group listening

> Mute, auto answer, DND

> 3-way conference call

> Direct IP call without SIP proxy

> Ring tone selection/import/delete

> Hotline, emergency call

> Set date time manually or automatically

> Dial plan, XML Browser, Action URL/URI

> RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)

> USB port (2.0 compliant):

Bluetooth earphone through BT40 (pending), Wi-Fi through WF40 (pending), USB call recording through USB flash drive (pending)

> Enhanced DSS key

Directory

> Local phonebook up to 1000 entries

> Black list

> XML/LDAP remote phonebook

> Smart dialing

> Phonebook search/import/export

> Call history: dialed/received/missed/forwarded

IP-PBX Features

> Busy Lamp Field (BLF)

> Bridged Line Apperance (BLA)

> Anonymous call, anonymous call rejection

> Hot-desking, voice mail

> Flexible seating

> Call park, call pickup

> Executive and Assistant

> Centralized call recording

> Visual voice mail

> Call recording

Display and Indicator

> 2.7” 192x64-pixel graphical LCD with backlight

> LED for call and message waiting indication

> Dual-color (red or green) illuminated LEDs for line status information

> Intuitive user interface with icons and soft keys

> Multilingual user interface

> Caller ID with name and number

> Power saving

Feature Keys

> 6 line keys with LED

> 6 line keys can be programmed up to 15 paperless DSS keys (3-page view)

> 5 features keys: message, headset, mute, redial, hands-free speakerphone

> 4 context-sensitive “soft” keys

> 6 navigation keys

> 2 volume control keys

> Illuminated mute key

> Illuminated headset key

> Illuminated hands-free speakerphone key

Interface

> Dual-port Gigabit Ethernet

> Power over Ethernet (IEEE 802.3af ), Class 2

> 1 x USB port (2.0 compliant)

> 1 x RJ9 (4P4C) handset port

> 1 x RJ9 (4P4C) headset port

> 1 x RJ12 (6P6C) EHS port

Other Physical Features

> Stand with 2 adjustable angles

> Wall mountable

> External Yealink AC adapter (optional): AC 100~240V input and DC 5V/1.2A output

> Power consumption (PSU): 1.69-5.0W

> Power consumption (PoE): 2.47-12.5W

> Dimension (W*D*H*T): 212mm*189mm*175mm*54mm

> Operating humidity: 10~95%

> Operating temperature: -10~50°C Management

> Configuration: browser/phone/autoprovision

> Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy

> Auto-provision with PnP

> Zero-sp-touch, TR-069

> Phone lock for personal privacy protection

> Reset to factory, reboot

> Package tracing export, system log Network and Security

> SIP v1 (RFC2543), v2 (RFC3261)

> Call server redundancy supported

> NAT traversal: STUN mode

> Proxy mode and peer-to-peer SIP link mode

> IP assignment: static/DHCP

> HTTP/HTTPS web server

> Time and date synchronization using SNTP

> UDP/TCP/DNS-SRV(RFC 3263)

> QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP

> SRTP for voice

> Transport Layer Security (TLS)

> HTTPS certificate manager

> AES encryption for configuration file

> Digest authentication using MD5/MD5-sess

> OpenVPN, IEEE802.1X

> IPv6

> LLDP/CDP/DHCP VLAN

> ICE

Package Freatures

> Package content:

-Yealink SIP-T42S IP phone

-Handset with handset cord

-Ethernet Cable (2m CAT5E UTP Cable)

-Stand

-Quick Start Guide

-Power Adapter (Optional)

-Wall Mount Bracket (Optional)

> Qty/CTN: 5 PCS

> N.W/CTN: 6.4 kg

> G.W/CTN: 7.0 kg

> Giftbox size: 246mm*223mm*120mm

> Carton Meas: 627mm*256mm*235mm

Compliance

WEEE Compliant

ROHS Compliant

Hearing Aid Compatible