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Yealink: SIP-T48U

Yealink SIP-T48U Executive Gigabit IP Phone

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Yealink SIP-T48U Executive Gigabit IP Phone, 7 inches Display (800 x 480 pixels), 16 SIP Accounts, Dual-port Gigabit Ethernet (10/100/1000 Mbps), PoE, Wi-Fi.

Yealink SIP-T48U Executive Gigabit IP Phone featuring a 7-inch display, 16 VoIP accounts, Optima HD voice, and Dual-port Gigabit Ethernet (10/100/1000 Mbps) for enterprise communication.

verified7" 800x480 color touchscreenverifiedDual USB ports for expansionverifiedDual Gigabit PoE portsverified16 SIP VoIP accountsverifiedOptima HD Voice with Acoustic Shieldverified29 one-touch touch DSS keys
KES 42,000.00KES 52,500.00
local_offerSave KES 10,500 today
1 Year Manufacturer Warranty

Product Overview

Yealink presents a dynamic business communication solution to executives and professionals with the new SIP-T48U IP phone. The phone employs an appealing, large touch screen that makes the switch between pages and applications swift, easy, and convenient. T48U gives you a quieter operation and environment. The United Yealink Optima HD Voice technology of the T48U offers you superb audio quality and crystal-clear voice communications. Moreover, the T48U puts dual USB ports in a phone that makes Bluetooth, Wi-Fi, USB headset, and USB recording come true, and you can use any two of them freely according to your needs. The Yealink new T4U series offers the same elegant appearance as the T4 line, but with improvements for greater interoperability and better collaboration. The T4U series better builds the Yealink ecosystem and is compatible with more Yealink headsets, supporting intelligent channel switching* and using the phone to configure and upgrade headsets.*Only the BH76 headset supports the intelligent channel switching feature. Engineered for modern desktop communication, the SIP-T48U combines Yealink's renowned acoustic engineering with high-reliability enterprise telephony. Equipped with 16 VoIP accounts, a responsive 7-inch 800 x 480 capacitive touchscreen, and Optima HD audio, it ensures clear, distraction-free voice transmission. With integrated dual-band Wi-Fi, built-in Bluetooth, and dual Gigabit Ethernet ports with PoE, the SIP-T48U delivers exceptional productivity and seamless deployment across enterprise PBX and unified communications platforms.

Why Buy This Product

Expansive 7" Color Touchscreen

Vibrant capacitive color touchscreen makes call transfers, BLF monitoring, and directory searches fast and intuitive.

Dual USB Port Versatility

Connect USB headsets, Wi-Fi dongles, Bluetooth adapters, or flash drive recording simultaneously without port contention.

Optima HD Acoustic Shield

Acoustic Shield technology isolates speaker voices while muting distracting background office noise.

Dual Gigabit Network Speed

Dual Gigabit Ethernet ports provide high-speed PC passthrough while powering the phone via standard PoE.

Best for These Applications

Executive Desks & Directors

Leadership personnel wanting a sophisticated color touch terminal for executive communications.

Receptionists & Operators

Front-desk attendants managing high-volume call transfers with instant on-screen touch targets.

Executive Assistants

Administrative staff monitoring multiple executive lines, park slots, and priority transfer targets.

Call Center Team Leads

Supervisors monitoring queue status, agent presence, and one-touch coaching channels.

Key Advantages

  • 16 SIP VoIP Accounts:Accommodates multiple direct lines and shared call appearances across complex organizations.
  • EXP43 Expansion Module Support:Daisy-chain up to three EXP43 color expansion modules via USB to add up to 180 physical DSS keys.
  • Dual-Firmware Redundancy:Enterprise dual-image firmware architecture prevents bricking during unexpected update power losses.
  • Centralized Cloud Management:Full integration with Yealink YMCS/YDMP provides automated provisioning, diagnostics, and firmware upgrades.

Frequently Asked Questions

The T48U features dual USB ports (allowing simultaneous Wi-Fi and Bluetooth/recording), upgraded acoustic processors, and dual-firmware protection.
Yes. With dual USB ports, you can plug in a WF50 Wi-Fi dongle in one port and a BT42 Bluetooth dongle in the other.
Yes. Inserting a standard USB flash drive enables one-touch audio recording directly from the phone touchscreen.
Yes. An optional Yealink wall-mount bracket is available for secure mounting in reception areas or command centers.

Technical Specifications

ParameterSpecification
Product Weight1.58
Shipping Weight1.68
Sip Lines16
Sip Accounts16
Display Type7-inch 800 x 480 Capacitive Touchscreen
Display Resolution800 x 480 pixels
Screen Size7 inches
Ethernet PortsDual-port Gigabit Ethernet (10/100/1000 Mbps)
Network Speed10/100/1000 Mbps Gigabit
SpeakerphoneFull-Duplex Hands-Free Speakerphone with AEC
Headset PortRJ9 Headset Port with EHS Support
Codec SupportG.722, AMR-WB, AMR-NB, G.711a/u, G.729AB, G.729A, G.729, G.726, iLBC, G.723.1
Audio Conferencing10-way Local Audio Conferencing
Phonebook Capacity1000 Entries
Call History Records100 Records
ProtocolsSIP v1 (RFC 2543), v2 (RFC 3261), IPv4/IPv6, TCP/IP/UDP, DHCP, DNS-SRV, SNTP, STUN
Security ProtocolsSRTP, TLS 1.2 / TLS 1.3, HTTPS, 802.1x, OpenVPN, WPA2/WPA3, AES256 Encrypted Config
Power SupplyPoE (IEEE 802.3af Class 3) or Optional External 5V/2A DC Adapter
Mounting TypeMulti-Angle Desktop Stand / Wall-Mountable
Dimensions266
Touch ScreenYes
PoeYes
Poe ClassIEEE 802.3af Class 3
Gigabit PortsYes
WifiYes
Wifi FrequencyDual-Band 2.4GHz & 5.0GHz (802.11a/b/g/n/ac)
Usb Ports2 x USB 2.0 Type-A/Type-C Ports
Usb Headset SupportedYes
Dss Keys29
Acoustic ShieldYes
Smart Noise FilteringYes
Hearing Aid CompatibleYes
Operating SystemLinux Embedded
Expansion Module SupportedYes
Max Expansion Modules3
Hd VoiceYes
Wall MountableYes
Stock2
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