Yealink Device Comparison
CATEGORY
Product

CM20
AI-Powered Beamforming Ceiling Microphone

PA20
PA20

AVHub
AVHub
All Specifications
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Keywords
• Advanced Microphone
• Array Superior Coverage
• Intelligent Sound Processing
• Intelligent Tracking
• Network and Deployment Efficiency
• Versatile Ceiling Integration
• Content Sharing IP BYOD Device
• Self-built Wi-Fi Network
• 4K/30fps Full HD Content Sharing
• Adaptive Software/Hardware Encoding
• Dual-band 2.4GHz/5GHz wireless networks
• Plug and Play
• AES & WPA Data Encryption
• Up to four content streams can be presented simultaneously
• Multi-camera Layout
• Support Multi-camera IntelliFocus
• Support Divisible Room
• Easy Deployment
• BYOD
• Audio & Video Processing Capability
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
• Decoder: Up to 4k/30fps
• Button: START/STOP Button x 1
• Interface:
- Full-featured USB Type-C ×1
- USB-C to USB-A Adapter x1
• Security: WPA-PSK/WPA2-PSK
• Standard: 802.11 b/g/a/n/ac/ax
• Frequency:
2400-2483.5MHz
5150-5250MHz
5250-5350MHz
5470-5725MHz
5725-5850MHz
• IP-BYOD*
• Desktop Sharing:
- Duplicated Desktop
- Extended Desktop
AVHub Port
• 2 x USB-A Port
• 1 x USB-B Port
• 1 x Codec Port
• 7 x VCH Port (RJ-45)
• 1 x RCA in/out Port
• 1 x 6.3 mm Line in Port
• 1 x 6.3 mm Line out Port
• 1 x Power Supply Port
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.
The Yealink PA20 is a new 4K Ultra HD presentation assistant. Empowered with up to 4K/30FPS UHD hardware encode streaming output, PA20 saves a lot of effort by eliminating any software or driver installation.
A USB Type-A/ full-featured USB Type-C port is suitable for different computers and phones. Since PA20 has the embedded meeting assistant software and Wi-Fi 6 chip, simply plug PA20 into the devices, and you can quickly be ready to present.
Yealink AVHub is a conference audio-video processor designed for large/extra-large conference rooms and the conference industry. AVHub supports multiple cameras, microphones, and speakers, leveraging its audio-video processing capabilities to unleash the power of PCs. Additionally, cameras, microphones, and speakers can be directly connected to AVHub via Ethernet cables with Power over Ethernet (PoE), reducing wiring complexity and enabling centralized management of video and audio devices.

















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