Yealink MeetingDisplay 55" (MD55)

The Yealink MeetingDisplay 55" (MD55) is a 55-inch 4K UHD display engineered for meeting room environments. It combines a high-brightness IPS anti-glare panel with Android 13, built-in Wi-Fi 6, Bluetooth 5.1, and dual 12W speakers. Wired content sharing is supported via three HDMI 2.1 inputs; wireless sharing via AirPlay, Miracast, and Yealink WPP. A MCore bracket is included for integration with the Yealink MCore 4 (sold separately).

Yealink MeetingDisplay 55" Technical Specifications:

Display

• Screen size: 55"
• Display type: IPS, anti-glare
• Resolution: 3840 × 2160 (4K UHD)
• Brightness: 500 cd/m²
• Contrast ratio: 1200:1
• Refresh rate: 60 Hz
• Response time: 8 ms
• Colour gamut: 72% NTSC
• Colour depth: 1.07G (10-bit)
• Viewing angle: 178° / 178°
• Haze: 25%
• Bezel (L / R / U / D): 11.9 / 11.9 / 11.9 / 12.5 mm
• VESA mounting: 400 × 400 mm (M6)

Audio

• Built-in speakers: 12W × 2

Connectivity

• HDMI In 2.1: × 3
• 3.5mm stereo output: × 1
• USB-A 2.0: × 2
• USB-B 2.0: × 1
• RJ45 (10/100/1000M): × 2
• RS232: × 1
• IP Control: via LAN
• Reset: × 1

Wireless

• Wi-Fi: Wi-Fi 6, 2.4 GHz + 5 GHz (802.11a/b/g/n/ac/ax)
• Bluetooth: 5.1
• IR: Supported

Content Sharing

• Wired: HDMI In
• Wireless: AirPlay, Miracast, Yealink WPP

System

• Operating system: Android 13
• Memory: 4 GB
• Storage: 32 GB Flash

Power

• Input: 100–240 V ~ 50/60 Hz
• Maximum consumption: 138 W
• Typical consumption: 82 W
• Off mode: < 0.5 W
• Operating time: 7 × 24 hours

Environmental

• Operating temperature: 0°C to 40°C
• Storage temperature: -20°C to 60°C
• Humidity: 10% to 95% (non-condensing)
• Warranty: 3 years

Other Physical Features

• Bare device dimensions (W × D × H): 123.7 × 5.6 × 71.7 cm
• Dimensions (W × D × H): 134.0 × 18.5 × 79.0 cm
• Weight: 15.6 kg
• Installation: Wall-mounted or floor-stand

Package Contents

• 1× Yealink MeetingDisplay 55" (MD55)
• 1× Cable Pack
• 1× 3m AC power cable
• 1× 3m CAT5E network cable
• 1× Quick Start Guide
• Cable ties
• 1× Remote Controller (IR)
• 2× AAA Batteries
• 1× MCore bracket (Yealink MCore 4 sold separately)

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