Description
The Yealink SIP-T48G Gigabit IP Phone features:
• 7″ x 800 x 480-pixel touch screen with backlight
• Yealink Optima HD voice
• Dual-port Gigabit Ethernet
• Built-in a USB port – support Bluetooth headset (Through USB Dongle)
• Up to 6 SIP accounts
• PoE support
— If PoE is not available then a 5V 2a Power Supply (PVS5V2000US) is required (sold separately)
• EHS support
• Supports expansion modules
• Audio features:
— HD voice: HD handset, HD speaker
— Codecs: G.722, G.711(A/μ), G.723.1, G.729AB, G.726, GSM, 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
• IP-PBX features:
— Busy Lamp Field (BLF)
— Bridged Line Apperance(BLA)
— Anonymous call, anonymous call rejection
— Remote office, hot-desking
— Message Waiting Indicator (MWI)
— Voice mail, call park, call pickup
— Intercom, paging, music on hold
— Call completion, call recording
• Phone features:
— 6 VoIP accounts
— Call hold, mute, DND
— One-touch speed dial, hotline
— Call forward, call waiting, call transfer
— Group listening, emergency call
— Redial, call return, auto answer
— 3-way conferencing
— Direct IP call without SIP proxy
— Ring tone selection/import/delete
— Set date time manually or automatically
— Dial plan, XML Browser, action U RL/URI
• Directory features:
— Loal phonebook up to 1000 entries
— XML/LDAP remote phonebook
— Intelligent search method
— Phonebook search/import/export
— Call history: dialed/received/missed/forwarded
• Display and Indicator features:
— 7″ 800 x 480-pixel color touch screen with backlight
— 24 bit depth color
— LED for call and message waiting indication
— Wallpaper
— Intuitive user interface with icons and soft keys
— National language selection
— Caller ID with name, number and photo
• Feature keys:
— 29 one-touch DSS keys
— 7 features keys: message, headset, hold, mute, transfer, redial, hands-free speakerphone
— 6 navigation keys
— Volume control keys
— Illuminated mute key
— Illuminated headset key
— Illuminated hands-free speakerphone key
• Wall mountable (optional)
• Network and Security features:
— 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/PPPoE
— 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
— Digest authentication using MD5/MD5-sess
— OpenVPN, IEEE802.1X
— IPv6
• Management features:
— Configuration: browser/phone/auto-provision
— 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
• Stand with 2 adjustable angles
• Color: Black
• Condition: Refurbished and New available
• One Year Warranty