Yealink SIP-T40P
(End of sale)
Yealink SIP-T40P IP Phone ช่วยเพิ่มความสะดวกสบายในการทำงาน ใช้โปรโตคอลในการติดต่อสื่อสารที่เป็นมาตรฐาน
และยังง่ายต่อการอัพเกรด มาพร้อมกับเทคโนโลยี PoE และระบบเสียง HD
Yealink SIP-T40P product Features
- Revolutionary new design
- Yealink optima HD voice
- 132×64-pixel graphical LCD with backlight
- Up to 3 SIP accounts
- Paper label free design
- PoE support
- Headset, EHS support
- Integrated stand with 2 adjustable angles
- Wall mountable
- Simple, flexible and secure provisioning options
Yealink SIP-T40P product Specification
Audio Features
– HD voice: HD handset, HD speaker
– Wideband codec: G.722
– Narrowband codec: G.711(A/μ), G.729AB, G.726
– 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
– 3 VoIP accounts
– One-touch speed dial, redial
– Call forward, call waiting
– Call transfer, call hold
– Call return, group listening, SMS
– 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)
Directory
– Local phonebook up to 1000 entries
– Black list
– XML/LDAP remote phonebook
– 9 ringer melodies
– Intelligent search method
– Phonebook search/import/export
– Call history: dialed/received/missed/forwarded
IP-PBX Features
– Busy Lamp Field (BLF)
– Bridged Line Appearance(BLA)
– Anonymous call, anonymous call rejection
– Hot-desking
– Message Waiting Indicator (MWI)
– Voice mail
– Call park, call pickup
– Intercom, paging
– Music on hold
– Call recording
Display and Indicator
– 2.3″ 132×64-pixel graphical LCD with backlight
– LED for call and message waiting indication
– Dual-color (red or green) illuminated LEDs forline status information
– Intuitive user interface with icons and soft keys
– National language selection
– Caller ID with name, number
Feature keys
– 3 line keys with LEDt
– 5 features keys: message, headset, mute,redial, hands-free speakerphone
– 4 context-sensitive “soft” keys
– 6 navigation keys
– 2 volume control keys
– Mute key
– Headset key
– Hands-free speakerphone key
Interface
– 2xRJ45 10/100M Ethernet ports
– 1xRJ9 (4P4C) handset port
– 1xRJ9 (4P4C) headset port
– 1XRJ12 (6P6C) EHS port
– Power over Ethernet (IEEE 802.3af), Class 2
Network and Security
– SIP v1 (RFC2543), v2 (RFC3261)
– Call server redundancy supported
– NAT transverse: 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
– NAT transverse: STUN mode
– Transport Layer Security (TLS)
– HTTPS certificate manager
– AES encryption for configuration file
– Digest authentication using MD5/MD5-sess
– OpenVPN, IEEE802.1X, IPv6
