Yealink (CMKit-121) Skysound Kit CMKit-121
SKU
424249
Brand
MPN
CMKit-121
Warranty
Standard Manufacturer's Warranty
Availability
In stock
$2,680.00
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• 1x CM20 Ceiling Microphone with Install accessories
• 2x CS10 Ceiling Speaker with Install accessories
• 1x RCH40 E2
• including 2-year warranty
• 2x CS10 Ceiling Speaker with Install accessories
• 1x RCH40 E2
• including 2-year warranty
| EAN | 6938818319493 |
|---|---|
| UPC | 841885123343 |
| Brand | Yealink |
| Color | Black Gray |
| Model | CMKit-121 |
| Notes | Each CMKit-121 package functions as an independent audio unit; multiple kits can be combined for extended coverage. Some listings reference optional Dante-enabled CS10 variants and additional system accessories; consult official datasheets for optional configurations. |
| Description | Complete installed ceiling audio solution for medium to large conference rooms. The Yealink CMKit-121 bundle includes one CM20 beamforming ceiling microphone (16-microphone array, 8 beam outputs, integrated DSP, AI dynamic noise reduction and reverberation suppression), two CS10 SkySound 2-way ceiling speakers (5.7" woofer, 1.1" tweeter, 20 W output, 100–20,000 Hz), and an RCH40 E2 managed 4-port PoE+ switch (4 × Gigabit RJ-45 ports, up to 30 W per port, 90 W total PoE budget). Designed for professional meeting rooms and certified for Microsoft Teams, the kit provides voice-focused EQ tuning, plug-and-play integration with Yealink MVC ecosystems, and scalable deployment (one kit covers ~5 m × 8 m; combine kits for larger rooms). |
| Part Number | 1103836 |
| Key Features | Complete ceiling-mounted audio kit: microphone, speakers, and PoE switch 16-element beamforming microphone array with speaker tracking and 8 beam outputs Integrated DSP and AI-based noise and reverberation suppression CS10 speakers tuned for voice clarity in conferencing RCH40 E2 supplies PoE to devices with 90 W total budget and 30 W per port Plug-and-play integration with Yealink MVC systems Certified for Microsoft Teams (per product listings) Scalable deployment — combine kits for larger rooms |
| Product Title | Yealink CMKit-121 Ceiling Audio Kit (CM20 Mic + 2× CS10 Speakers + RCH40 E2 PoE Switch) |
| Speaker Summary | CS10 SkySound 2-way PoE ceiling speaker tuned for conferencing (low-profile, 2-way coaxial design). |
| Package Contents | 1 × CM20 ceiling microphone 2 × CS10 ceiling speakers 1 × RCH40 E2 managed 4-port PoE+ switch Mounting / cabling accessories (as included with kit) |
| Microphone Summary | CM20 ceiling-mount beamforming microphone with 16-microphone array, omnidirectional capture mode, 8 independent pickup/beam outputs, integrated DSP, AI Dynamic Noise Reduction and AI Reverberation Suppression, internal voice-focused EQ tuning. |
| Speaker Specifications | PoE: PoE-enabled active speaker; integrated DAC Drivers: 5.7" woofer + 1.1" tweeter (coaxial) Max SPL: 99 dB @ 20 W / 1 m (manufacturer reference) Mechanical: Low-profile design; detachable/paintable magnetic grille (per component spec references) Sensitivity: 88 dB @ 1 W / 1 m (manufacturer reference) Output Power: 20 W per speaker (nominal) Frequency Response: 100 – 20,000 Hz |
| Manufacturer Part Number | 1103836 |
| Microphone Specifications | Array Elements: 16 microphone elements Operation Mode: Omnidirectional / beamforming (speaker tracking) Integrated Processing: On-board DSP; intelligent sound processing Beam Outputs / Pickup Zones: Up to 8 independent beams/pickup zones Deployment Height Reference: 2.8 m deployment height referenced Effective Range / Pickup Radius: Covers up to ~4 m radius; high-quality full-duplex capture within 3 m; 3.2 m pickup radius (STIPA 0.78); 4.5 m pickup radius (STIPA 0.72) — measured in referenced test conditions |
| Switch (RCH40 E2) Summary | Managed 4-port PoE+ room cable hub/switch for powering and connecting CM20/CS10 devices and other network endpoints. |
| Compliance / Certifications | IEEE 802.3af IEEE 802.3at Certified for Microsoft Teams (per listings) |
| Physical Dimensions & Weight | Shipping Weight: 34.28 lb (per listing) CS10 Speaker (approx.): 29.4 cm × 29.4 cm × 12.58 cm (per component spec) CM20 Microphone (approx.): 22.3 cm × 22.3 cm × 8.3 cm; 615 g (per component spec) RCH40 E2 Switch (approx.): 10 cm × 10 cm × 2.3 cm (per component spec) Carton / Packaged Dimensions (W × L × H): 15.63 × 30.79 × 16.85 in (per listing) |
| Intended Room Size / Coverage | Medium to large conference rooms (~5 m × 8 m per kit). Two kits can be combined for extra-large rooms (~6 m × 10 m). |
| Switch (RCH40 E2) Specifications | Ports: 4 × Gigabit Ethernet (RJ-45) downlink ports; Gigabit uplink(s) per device spec PoE Budget: Total PoE power budget 90 W; up to 30 W per port PoE Standard: IEEE 802.3af / IEEE 802.3at (PoE/PoE+) Management / Features: Managed switch features listed (QoS, Yealink SafeConnect / EasyConnect noted in product documentation) |
| Included Documentation / Resources | CM20 datasheet CS10 datasheet RCH40 E2 datasheet / user guide |
| Performance / Room Acoustics Notes | STIPA Measurements: 3.2 m pickup radius at STIPA 0.78; 4.5 m pickup radius at STIPA 0.72 (reported test values) Environment Reference: RT60 = 408 ms @ 1 kHz; ambient noise level reference = 40 dBA (reported test values) |
| Connectivity / Networking Protocols | Ethernet / Gigabit Ethernet Fast Ethernet IEEE 802.3af (PoE) IEEE 802.3at (PoE+) Bluetooth 5.2 (listed in multiple product entries) Wi‑Fi: IEEE 802.11a/b/g/n/ac/ax (reported in product listings) |
Yealink (CMKit-121) Skysound kit
