# YEALINK SIP-T48U – 16-Line / Touchscreen / Wi-Fi – Executive IP Phone – 3CX

## **Crystal-clear calls, productivity, professional communication**

### The **YEALINK SIP-T48U** is a 16-line touchscreen IP phone designed for executive use with advanced features and 3CX platform certification.

#### 📞 Call Handling

-   **Lines / SIP Accounts**: Supports up to 16 lines / SIP account registrations
-   **Concurrent Calls**: Multiple simultaneous call support for efficient handling
-   **Call Features**: Call hold, transfer, conferencing, BLF keys, and 29 programmable one-touch DSS keys
-   **Directory**: Local directory with LDAP and corporate directory integration

#### 🖥️ Display & Interface

-   **Display**: 7-inch, 800 x 480-pixel color touchscreen
-   **Backlit Keys**: Backlit keypad and function keys for low-light environments
-   **Expansion Modules**: Supports up to three expansion modules for up to 180 additional programmable keys

#### 🎙️ Audio Quality

-   **HD Voice**: Yealink Optima HD Voice with Opus codec for wideband and superior audio quality
-   **Speakerphone**: Full-duplex hands-free speakerphone with advanced acoustic features
-   **Headset Port**: Two USB ports enabling USB headset and recording support
-   **Noise Cancellation**: Hearing aid compatible handset with background noise filtering

#### 🔌 Connectivity & Power

-   **Network**: Dual Gigabit Ethernet ports with PC passthrough
-   **Power**: Supports external PSU or PoE (802.3af compliant)
-   **Wi-Fi / Bluetooth**: Built-in Wi-Fi and Bluetooth support for flexible connectivity
-   **USB**: Two USB 2.0 ports for headset and recording support

#### ⚙️ Platform & Protocols

-   **Platform Certification**: Certified for 3CX softswitch platform
-   **Supported Protocols**: SIP, SRTP, TLS, HTTPS provisioning for enhanced security
-   **Provisioning**: Zero-touch provisioning with Yealink RPS and auto-configuration templates

#### 📦 What's in the Box

-   IP phone handset
-   Base unit
-   Handset cord
-   Ethernet cable
-   Stand
-   Power adapter (optional – PoE may be sufficient)
-   Quick setup guide

#### 🛡️ Warranty

Backed by a **1-year limited warranty**.

_Elevate business communication with crystal-clear voice quality and intuitive call management._

## Details

- **Price:** 402.48 AUD
- **Vendor:** Yealink
- **Type:** Smartphones
- **Tags:** Auscomp, Dicker, Leader

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 1 Year Warranty / https://https://yealink / https://www.yealink.hr/en/ponuda/ip-telefoni-serije-t4/sip-t48u | 402.48 AUD | In stock |

## Images

- YEALINK 7" 800 x 480 LED | AC 100~240V| DC 5V|2A (SIP-T48U)
- YEALINK 7" 800 x 480 LED | AC 100~240V| DC 5V|2A (SIP-T48U)
- YEALINK 7" 800 x 480 LED | AC 100~240V| DC 5V|2A (SIP-T48U)

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> Source: [TechForGood](https://techforgood.com.au/products/yealink-sip-t48u-ip-phone-grey-led-wi-fi-sip-t48u)
> Updated: 2026-09-28