The Yealink CMKit-121 is a comprehensive audio ceiling solution designed to deliver exceptional sound clarity and coverage for medium to large conference rooms. This all-in-one package includes the advanced CM20 beamforming ceiling microphone, two powerful CS10 2-way coaxial networked ceiling speakers, and the versatile RCH40 E2 meeting-room switch to power and network the devices seamlessly.

• CM20 Microphone: Featuring a 16-unit omnidirectional microphone array capable of generating up to eight independent pickup zones. Provides high-quality, full-duplex audio capture with pickup radii up to 4.5 meters in optimal acoustic conditions. Equipped with AI Dynamic Noise Reduction and AI Reverberation Suppression alongside an integrated DSP, it integrates directly with Yealink MVC systems without additional hardware.
• CS10 Ceiling Speakers: Acoustically tuned for speech and optimized for videoconferencing, these PoE-enabled speakers utilize an innovative coaxial design to deliver crystal-clear audio across the room.
• RCH40 E2 Switch: A compact, reliable meeting-room switch with four 10/100/1000Mbps ports and up to 90W PoE budget, ensuring stable power delivery and network connectivity for all components. It supports 802.3af/at standards, QoS, and PoE priority control.

Experience professional-grade audio for your conference rooms with the Yealink CMKit-121, the core setup of Yealink's ceiling audio solution.

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