{"product_id":"aver-vc520-pro-expansion-microphone-comexpmic-tabletop-omni-mic","title":"AVer VC520 PRO Expansion Microphone","description":"\u003cdiv\u003e\n  \u003ch3\u003eAVer VC520 PRO \/ Pro2 Auxiliary Expansion Microphone with 360-Degree Voice Pickup\u003c\/h3\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eThe AVer VC520 PRO Expansion Microphone introduces an exceptionally advanced, high-fidelity acoustic enlargement cockpit and unthrottled pro-AV telepresence reinforcement engine built with a multi-directional full-duplex microphone array, a native hardwired RJ-45 daisy-chain cascading signal bus, and specialized hardware-level Acoustic Echo Cancellation to let higher-education lecture coordinators, advanced school district technology procurement fleets, and public sector administrative chairs conduct crystal-clear distance learning broadcasts, execute fluid multi-party web conferences, and manage remote team communications smoothly completely free from room feedback loops, distracting background noise drones, or electronic interface lag tracks during heavy multi-hour conference marathons.\u003c\/strong\u003e This flagship auxiliary voice-capture terminal transforms massive, extensive meeting environments into an elite, fluidly responsive communication acreage by embedding high-selectivity microphone nodes that trace human speech patterns from up to 15 feet away across a full 360-degree boundary field natively. The space-efficient flat tabletop boundary casing integrates an internal spatial component placement that keeps physical connection lines compactly seated out of sight, maximizing presentation asset visibility while allowing technical coordinators to extend vocal tracking limits by hooking up to two additional expansion units concurrently to handle long corporate tables with complete operational composure.\u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eOutperforming standard consumer desk microphones and fragile unshielded audio wedges in terms of enterprise-tier group room deployment velocity, this commercial-grade stationary audio companion operates with absolute zero internal standalone lithium battery cell mass, matching strict school district facility fire safety regulations and transport safety shipping profiles natively out of the box.\u003c\/strong\u003e The multi-port chassis signal interface layout packs a hardwired downstream daisy-chain port rail to guarantee instant, driverless cascading linkages, allowing technicians to link the expansion unit side-by-side with the main host speakerphone via an unthrottled original equipment manufacturer connection line without signal attenuation or processing drops. Built with a sleek professional dark finish and an industrial-strength torsion-resistant framework designed by AVer to resist grueling daily public student or faculty handling, the compact unibody anchor easily sits flat along active conference tables, utilizing an intuitive capacitive touch control deck to let operators manage immediate microphone muting states and visual sync halos straight from the frame face from day one.\u003c\/p\u003e\n\n  \u003cp\u003e\u003cb\u003e⚙️ KEY FEATURES:\u003c\/b\u003e\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e✨ Advanced Full-Duplex 360-Degree Omnidirectional Voice Capture:\u003c\/strong\u003e Surgical acoustic tracking matrix engineered by AVer to capture human speech dynamics from up to 15 feet away cleanly safely without sound dropouts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🚀 Seamless Expansion Configuration via Advanced Cascade Ports:\u003c\/strong\u003e LAN-style wiring pathways pre-configured by AVer to daisy-chain multiple auxiliary units or speakerphones, doubling active vocal capture dimensions natively safely.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🔌 True One-Cable RJ-45 Hardware Connectivity Infrastructure:\u003c\/strong\u003e Integrated digital transport rail linking the expansion mic straight to the main speakerphone hub, piping uncompressed display data, power, and touch signals over a single cable line safely.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🛡️ Real-Time Hardware Key Muting Ring Visual Synchronization:\u003c\/strong\u003e Tactile outer rim indicator strip engineered to flash bold red or blue signal halos near-instantly, supplying operators with explicit mic-status updates from anywhere in the room.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🧠 Intelligent Automatic Tracking and Dynamic Vocal Equalizer:\u003c\/strong\u003e On-board firmware computing paths custom-allocated to track vocal distances instantly, normalizing fluctuating volume variances to shield listeners from clipping distortion loops.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🤝 Turnkey Plug-and-Play Integration with AVer VC520 PRO Systems:\u003c\/strong\u003e Universal internal hardware handshake protocol configured to pair driverless side-by-side with compatible AVer professional speakerphone tracking nodes out of the box.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🤫 Advanced Acoustic-Grade RF Frequency Shielding Gating:\u003c\/strong\u003e Internal electromagnetic isolation core custom-allocated to insulate audio paths from local static hums, mobile switching signals, and computing monitor network static traps natively.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e📐 Low-Profile Flat Tabletop Boundary Space-Saving Layout:\u003c\/strong\u003e Streamlined unibody frame layout built with thin, dense materials to minimize workspace real estate footprints on shared instructional laboratory benches.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🎤 High-Selectivity Multi-Element Microphone Condenser Array:\u003c\/strong\u003e Specialized matching capsule array optimized to smoothly capture vocal frequencies from 100 Hz to 14 kHz while filtering out low-end structural desk vibrations.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🎛️ Capacitive Touch Mic Mute Control Deck Module:\u003c\/strong\u003e Built-in sleek touch-sensitive panel keys enabling student operators to manage immediate microphone muting states and sync metrics fluidly.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🧼 Easy-to-Clean Non-Porous External Material Finish:\u003c\/strong\u003e Resilient protective chassis finish custom-vetted to endure aggressive daily sanitizer wipe-downs by facility maintenance crews without color or text fading over time.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e📊 Eco-Conscious Energy-Efficient Bus-Powered Operations Grid:\u003c\/strong\u003e Smart low-voltage engineering design profile operating entirely on downstream utility current drawn from the main host computer to minimize district logistical costs.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\nSpecifications:\u003cbr\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; text-align: left; margin: 20px 0px; border: 1px solid rgb(221, 221, 221); height: 334px; box-shadow: 0px 2px 4px rgba(0,0,0,0.02);\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: rgb(248, 249, 250); border-bottom: 2px solid rgb(4e, 115, 223); height: 19.6px;\"\u003e\n      \u003cth style=\"padding: 12px; font-weight: bold; width: 35%; border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #4e73df; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.5px;\"\u003eSpecification\u003c\/th\u003e\n      \u003cth style=\"padding: 12px; height: 19.6px; color: #4e73df; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.5px;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eBrand \/ Manufacturer\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003eAVer Information Inc. \/ Global Smart AV \u0026amp; Unified Communications Peripherals Division\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eModel \/ SKU Configuration\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003e\n\u003cspan style=\"background-color: #fafbfe; border: 1px solid #e3e6f0; padding: 2px 6px; border-radius: 4px; font-family: monospace; font-size: 0.85rem; color: #4e73df;\"\u003eCOMEXPMIC\u003c\/span\u003e \/ AVer VC520 Peripherals Series \/ Model Identifier: VC520 PRO Expansion Microphone \/ Part Number: COMEXPMIC \/ Auxiliary Conference Room Microphone Integration Endpoint Node\u003c\/td\u003e\n    \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eAcoustic \u0026amp; Capture Metrics\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003eMicrophone Type Profile: **Full-Duplex Omnidirectional Microphone Array** | Vocal Capture Range Radius: **Up to 15 Feet (360-degree coverage)** | Frequency Response Bounds: 100 Hz to 14 kHz | Signal Enhancement: Managed natively through main host system's advanced Echo Cancellation and Noise Suppression algorithms seamlessly safely\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eChassis Interface Port Rail\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003eHardwired Interconnect Array: **1 x RJ-45 Input Port**, **1 x RJ-45 Output Port (For Daisy-Chain Cascading)** | Onboard Controls: Capacitive touch mic mute key | Visual indicators: Integrated dual-color red\/blue LED status light halo ring cleanly safely\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003ePower Infrastructure Requirements\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003ePower Interface Supply: Draws low-voltage DC current directly from host main speakerphone unit via single RJ-45 connection cable \/ Bus-powered design \/ \u003cspan style=\"color: #1cc88a; font-weight: 700;\"\u003eAbsolute Zero Standalone Internal Lithium Operating Battery Cell Mass\u003c\/span\u003e (Purges separate charging blocks, chemical fire hazards, cell swelling degradation paths, and safety transport flight restrictions completely from this stationary hardware architecture)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eWhat's Included\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003e1 x AVer VC520 PRO Expansion Microphone Node, **1 x High-Velocity Premium 16-Foot RJ-45 Daisy-Chain Interconnect Cable**, 1 x Factory Operational Reference Setup Reference Guide Manual (Note: Standalone secondary main host speakerphone consoles, master VC520 PRO tracking camera units, separate high-voltage external AC power adapter block transformers, or local desktop audio soundbar speakers are entirely absent from original factory product contents)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid rgb(221, 221, 221); height: 19.6px;\"\u003e\n      \u003ctd style=\"padding: 12px; font-weight: bold; background-color: rgb(253, 253, 253); border-right: 1px solid rgb(221, 221, 221); height: 19.6px; color: #2e3740;\"\u003eSize and Weight Dimensions\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; height: 19.6px; color: #4e555d;\"\u003eChassis Physical Sizing Envelope: **Approximately 5.12 x 5.12 x 1.42 inches** space-saving low-profile tabletop boundaries (~130.0 mm x 130.0 mm x 36.0 mm) | Combined Net Hardware Weight Footprint: Dense, planted compact engineering anchor mass (**Net Microphone Weight: Approximately ~0.84 lbs \/ 0.38 kg** gross empty mass profile bounds) | Premium structural clean dark finish with capacitive touch mute arrays high-durability impact-resistant polymer housing enclosure equipped safely\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n  \u003cstrong\u003e📦 What's Included in this AVer Expansion Microphone Audio Package:\u003c\/strong\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e✨ Core AVer VC520 PRO Expansion Microphone Unit (COMEXPMIC):\u003c\/strong\u003e The master auxiliary 360-degree multi-directional vocal tracking capsule featuring an integrated full-duplex microphone array, a capacitive touch mute panel, a dual-color LED status indicator halo, and input\/output RJ-45 daisy-chain cascading ports natively.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e🔌 High-Velocity Premium 16-Foot RJ-45 Daisy-Chain Interconnect Signal Cable:\u003c\/strong\u003e Factory certified original equipment manufacturer (OEM) unthrottled communication wire engineered to link the auxiliary mic directly to the main speakerphone hub rail smoothly cleanly safely.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e📘 Official AVer Product System Initialization and Daisy-Chain Calibration Guides:\u003c\/strong\u003e Comprehensive factory documentation reference manuals detailing immediate hardware wiring layout paths, cascading setup configurations, muting sync rules, and maintenance guidelines.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"D\u0026H Distributing - EDI","offers":[{"title":"VC520 PRO Expansion Microphone","offer_id":59445361705246,"sku":"COMEXPMIC","price":399.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/4435\/9966\/files\/avervc520.png?v=1789558782","url":"https:\/\/thinkedu.com\/products\/aver-vc520-pro-expansion-microphone-comexpmic-tabletop-omni-mic","provider":"ThinkEDU","version":"1.0","type":"link"}