Yealink SIP-T48U Gigabit Business VoIP IP Phone | 7" Touchscreen, PoE

The Yealink SIP-T48U Gigabit IP Phone is an executive-grade business VoIP phone designed for corporate offices, reception desks, and professional environments. It features a 7" color touchscreen, dual Gigabit ports with PoE support, and Optima HD Voice technology for crystal-clear calls.

The T48U supports Bluetooth and Wi-Fi connectivity via optional Yealink BT41 (Bluetooth) and WF40/WF50 (Wi-Fi) USB adapters (sold separately). It offers USB call recording, five-way conferencing, and 29 DSS keys for maximum productivity — making it a flexible, future-ready SIP/VoIP phone for unified communications.

• Model: SIP-T48U
• Display: 7" color touchscreen (800×480)
• SIP Accounts: Supports up to 16 lines
• Connectivity: Dual Gigabit Ethernet, PoE (802.3af), USB ports for BT41/WF50 adapters
• USB Ports: 2× USB-A (for call recording and expansion modules)
• Audio: Optima HD Voice, Opus codec, Acoustic Shield noise reduction
• Conferencing: 5-way conference capability
• Power: PoE or optional power adapter (sold separately)

Key Features & Benefits

• 7" Touchscreen Display: Intuitive, high-resolution color interface for easy navigation.
• HD Audio Performance: Optima HD Voice and Opus codec deliver studio-quality sound.
• Multi-Line Support: Manage up to 16 SIP accounts for efficient call handling.
• PoE-Powered: Simplifies cabling with IEEE 802.3af Power over Ethernet support.
• Flexible Connectivity: Supports Bluetooth and Wi-Fi via USB dongles (BT41/WF40/WF50).
• Advanced Call Features: 29 DSS keys, 5-way conferencing, and USB call recording.
• Secure Communications: TLS/SRTP encryption ensures data and voice security.
• Expandable: Compatible with up to 3 EXP43 color expansion modules.

What’s Included

• Yealink SIP-T48U Gigabit IP Phone
• Handset with Cord
• Ethernet Cable
• Adjustable Stand
• Quick Start Guide

Frequently Asked Questions

• Does the T48U have built-in Bluetooth?
  The phone supports Bluetooth via the Yealink BT41 USB dongle (sold separately).
• Is Wi-Fi available?
  Yes — with optional Yealink WF40 or WF50 USB adapters.
• How many lines can it handle?
  Up to 16 SIP accounts for multi-line operation.
• Does it support PoE?
  Yes — fully compliant with IEEE 802.3af PoE.
• Can I record calls?
  Yes — via USB port with supported storage device.
• Is it expandable?
  Yes — supports up to 3 EXP43 expansion modules.