The Yealink T48G is an elegant high-level IP Phone that is ideal executives and busy professionals. The Yealink SFB Phone is an exceptional member of the Yealink T4x Series and an excellent choice for professionals who need the features of a high-end modern phone. Features include easy collaboration with Microsoft Skype for Business / Lync and outstanding HD audio performance.
Yealink T48G IP Phone Key Features
- Dual-port Gigabit Ethernet, Power over Ethernet
- 7” 800 x 480-pixel colour touchscreen with backlight
- HD Voice: HD Codec, HD speaker, HD handset
- 6 VoIP accounts, BLF/BLA, IPV6, Open VPN
- Supports Bluetooth Headsets
- Easy collaboration with Microsoft Skype for Business / Lync
The Yealink T48G incorporates a USB port allowing Bluetooth headsets to be connected via the Yealink BT40 Bluetooth dongle. Autoprovisioning and manual programming follow the same format as the rest of the Yealink range, making life simpler for installers and technicians.
The Yealink T48GN is a Skype For Business Phone and is certified compatible with 3CX, Asterisk and BroadSoft BroadWorks, along with many more IP PBX and hosted platforms, making it the ideal choice for busy managers.
Technical Specifications
- Audio Features
- HD voice: HD handset, HD speaker
- Codecs: G.722, 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
- 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
- Ringtone selection/import/delete
- Set date time manually or automatically
- Dial plan, XML Browser, action URL/URI
- Directory
- Local phonebook up to 1000 entries
- Blacklist
- XML/LDAP remote phonebook
- Intelligent search method
- Phonebook search/import/export
- Call history: dialled/received/missed/forwarded
- IP PBX Features
- Busy Lamp Field (BLF)
- Bridged Line Appearance(BLA)
- Anonymous call, anonymous call rejection
- Remote office, hot-desking
- Message Waiting Indicator (MWI)
- Voicemail, call park, call pickup
- Intercom, paging, music on hold
- Call completion, call recording
- Display and Indicator
- 7” 800 x 480-pixel colour touch screen with backlight
- 24 bit depth colour
- 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
- Interface
- Dual-port Gigabit Ethernet
- Power over Ethernet (IEEE 802.3af),
class 3 - Built-in a USB port, support Bluetooth
- headset (Through USB Dongle)
- 1xRJ9 (4P4C) handset port
- 1xRJ9 (4P4C) headset port
- 1XRJ12 (6P6C) EXT port:
- Supports up to 6 Expansion Modules for
a receptionist console application
- Other Physical Features
- Wall mountable (optional)
- External universal AC adapter (optional):
- AC 100~240V input and DC 5V/2A output
- Power consumption (PSU): 2.0-6.4W
- Power consumption (PoE): 2.4-10.5W
- Dimension(W*D*H*T):
- 266mm*226mm*185mm*54mm
- Operating humidity: 10~95%
- Storage temperature: -10~50°C
- 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/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 file
- Digest authentication using MD5/MD5-sess
- OpenVPN, IEEE802.1X
- IPv6
