Yealink SIP-T48S Ultra-Elegant Gigabit VoIP IP Phone with 7” Touchscreen Display and HD Voice, PoE Capable, Includes Power Adapter

Condition: Used – Good overall cosmetic and working condition. Includes handset, stand, and original power adapter. May show minor signs of wear such as surface scuffs or small scratches.

The Yealink SIP-T48S is a high-end business VoIP desktop phone designed for executive-level communication and reception environments. It features a large 7” color touchscreen, built-in Gigabit Ethernet, and HD Voice technology for crystal-clear audio quality. The intuitive touchscreen interface makes it easy to navigate through contacts, call logs, and VoIP features. This model supports up to 16 SIP accounts, includes a USB port for Bluetooth or Wi-Fi dongles, and is compatible with headsets and expansion modules for enhanced productivity.

With Optima HD Voice, Opus Codec support, and Noise Proof Technology, it delivers a premium communication experience, especially in busy office environments. This model is ideal for VoIP-based infrastructures using SIP-compatible systems such as 3CX, Asterisk, BroadSoft, etc.

📌 Features

• 7” 800×480-pixel color touchscreen with backlight

• Supports up to 16 SIP accounts

• Yealink Optima HD Voice technology

• Built-in dual-port Gigabit Ethernet switch

• USB 2.0 port for Bluetooth, Wi-Fi, and USB recording

• Opus codec support

• PoE (Power over Ethernet) support (802.3af Class 3)

• Local phonebook up to 1000 entries; XML/LDAP remote phonebook

• Call hold, call transfer, call forward, 3-way conferencing

• Wall mountable, adjustable stand

• Headset, EHS (Electronic Hook Switch) support

• Compatible with Yealink EXP40 Expansion Module

📌 Applications

• Executive and management office VoIP setups

• Corporate and government front desks

• Receptionist stations with multiple SIP lines

• Educational and healthcare communication hubs

• Compatible with IP-based PBX systems, hosted VoIP providers, and SIP trunk setups

🔁 Cross-Referenced Models

• Yealink SIP-T48G – previous version with slightly slower interface

• Yealink T48U – upgraded model with dual USB ports and unified firmware

• Cisco 8845 IP Phone – comparable in form factor and function

• Polycom VVX 601 – executive touchscreen IP phone alternative

🔄 Comparable Products

• Grandstream GXP2170 – 12 lines, 4.3” display, multi-line support

• Cisco IP Phone 8851 – with Wi-Fi and 5-inch screen

• Avaya J179 – modern SIP phone with color display, HD voice

• Fanvil X7 – 7” touchscreen with Bluetooth/WiFi dongle support

🧩 Compatible Accessories and Systems

• Yealink EXP40 Expansion Module – adds 20 physical keys with 2-page support

• Yealink BT41 – Bluetooth USB dongle for wireless headset use

• Yealink WF50 – Wi-Fi USB dongle for wireless networking

• PoE Network Switches – for power and data via single Ethernet cable

• Compatible VoIP Servers: 3CX, FreePBX, Broadsoft, Asterisk-based systems

📦 Serial & ID Details

• Model Number: SIP-T48S

• MAC Address: 001565F20F52

• UPC: 8148017041500008

• Power Supply: 5VDC via included adapter or PoE

• FCC ID: T2C-T48S

• Made in: China by Yealink Network Technology Co., Ltd.

Trademark Notice: All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Related

• business VoIP phone

• executive touchscreen IP desk phone

• HD voice PoE phone

• SIP-compatible phone with USB port

• device for internet phone service

• office phone with color display

• multi-line VoIP phone

• Yealink T48S phone system

• internet calling desk phone

• high-end gigabit phone for PBX

Common Requests:

1. “How to configure Yealink T48S with 3CX or FreePBX?”

2. “Does the Yealink T48S support Wi-Fi connection?”

3. “Can I use Bluetooth headset with Yealink SIP-T48S?”

4. “T48S vs T48U: What’s the difference?”

5. “How to factory reset Yealink SIP-T48S phone?”

P126; B015