Yealink Device Comparison
CATEGORY
Product

CM20
AI-Powered Beamforming Ceiling Microphone

RoomCast
RoomCast

T31G
T31G
All Specifications
Appearance
OverView
Keywords
• Advanced Microphone
• Array Superior Coverage
• Intelligent Sound Processing
• Intelligent Tracking
• Network and Deployment Efficiency
• Versatile Ceiling Integration
Unlimited Casting, Higher Productivity
Multi-Party Collaboration,Creativity Simulating
afe, Reliable, and IT-Friendly
Key Features
• Frequency Response: 120Hz-16kHz
• Maximum SPL: 122dBSPL
• Signal Noise Ratio: 86dB @<1% THD
• Sensitivity: 0 dBV/Pa 94dBSPL@1kHZ
• Microphone: 16 omni-direction microphone
• AEC Channel: 1 channel internal
• 4K/60FPS
• Yealink Wireless Presentation Pod
• Miracast
• AirPlay
• Google Cast
• 4-Screen Casting
• Virtual Whiteboard
• Annotation
• Intuitive Remote Control
• Power over Ethernet
• Remote device management
• AES 128 data encryption
Introduction
The Yealink CM20 is a premium ceiling microphone,expertly crafted to enhance audio performance in professional conference settings.Boasting an advanced array of 16 omnidirectional microphones,the CM20 captures sound in 360°, ensuring clarity and inclusivity in every discussion. With an integrated DSP, CM20 offers plug-and-play functionality with Yealink MVC systems, removing the need for external audio processing.
As an enterprise-level wireless presentation system, Yealink RoomCast allows participants to cast their screens to a TV simultaneously through Yealink Wireless Presentation Pod, Miracast, AirPlay and Google Cast, and use interactive collaboration features. This can facilitate local collaboration in traditional meeting rooms and increase productivity. Furthermore, except for its compact design and built-in 802.11ac 2x2 MIMO Wi-Fi, it can supports STA/AP/P2P Wi-Fi mode at the same time and provides PoE or DC power supply for you to choose.













Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
3CX
Extron
Broadsoft
Metaswitch
For Strategic Partners
Contact Us
Learn more about Solution Application