{"product_id":"ad4q-4-channel-uhf-wireless-microphone-system","title":"AD4Q 4-Channel Digital UHF Wireless Microphone System with 4× KSM8 Handheld Mics Kits","description":"\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif; max-width: 800px; margin: 0 auto; padding: 20px; background-color: #ffffff; color: #333333; line-height: 1.6;\"\u003e\n\u003ch2 style=\"color: #c0392b; font-size: 24px; border-bottom: 3px solid #c0392b; padding-bottom: 10px; margin-bottom: 20px;\"\u003eAD4Q 4-Channel Digital UHF Wireless Microphone System with 4 × KSM8 Handheld Mics (KSM9\/Beta58\/BeltPack options)\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; font-weight: 500; background-color: #fdf2f2; padding: 15px; border-left: 5px solid #c0392b;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003eProfessional True Diversity Performance:\u003c\/strong\u003e The AD4Q system delivers pristine audio for singing, conferences, and live events. With \u003cspan style=\"font-weight: bold; color: #2c3e50;\"\u003e400 user-adjustable UHF channels\u003c\/span\u003e and \u003cspan style=\"font-weight: bold; color: #2c3e50;\"\u003e4 × KSM8 handheld condenser microphones\u003c\/span\u003e, it ensures clear, noise-free transmission over \u003cspan style=\"font-weight: bold; color: #c0392b;\"\u003e300–500 meters\u003c\/span\u003e.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔹 Product Images\u003c\/h3\u003e\n\u003cdiv class=\"product-gallery-grid\" style=\"background-color: #f9f9f9; padding: 20px;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 602px; height: 602px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-146.jpg\" alt=\"AD4Q 4-channel UHF wireless microphone system with 4x KSM8 handheld mics front view\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 602px; height: 602px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-117.jpg\" alt=\"AD4Q 4-channel wireless receiver large LCD digital display screen\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 614px; height: 614px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-55.jpg\" alt=\"AD4Q UHF receiver rear panel with 4 balanced XLR outputs and antennas\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 612px; height: 612px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-68.jpg\" alt=\"KSM8 handheld condenser wireless microphone with blue light ring status indicator\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 615px; height: 615px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-113.jpg\" alt=\"AD4Q wireless microphone system package with receiver handheld mics and accessories\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 616px; height: 616px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-124.jpg\" alt=\"AD4Q wireless microphone system used for stage performance and conference\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 602px; height: 602px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-129.jpg\" alt=\"4 external rubber antennas for UHF true diversity wireless reception\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 615px; height: 615px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-137.jpg\" alt=\"AD4Q receiver independent SQ potentiometers and mixed audio output details\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"width: 631px; height: 631px; border: 1px solid #dddddd;\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/4-Channel\/MiCWL-AD4Q-Wireless-Microphone-77.jpg\" alt=\"KSM8 microphone unidirectional condenser capsule high-fidelity sound pickup\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔹 Advanced 4-Channel System Architecture\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 20px;\"\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ 400-Channel Flexibility:\u003c\/strong\u003e Each of the 4 independent receivers offers 100 selectable channels (250 kHz spacing \/ 24.75 MHz per channel). Up to \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003e20 systems (80 transmitters) can operate simultaneously\u003c\/span\u003e on the same stage without interference.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Stable PLL Digital Synthesis:\u003c\/strong\u003e Advanced phase-locked loop digital lock-phase technology paired with chip-based circuitry ensures \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003eexceptional frequency stability of ±0.001%\u003c\/span\u003e, eliminating drift and dropouts in demanding environments.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 0;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Flexible Transmitter Pairing:\u003c\/strong\u003e No longer limited to a single channel per transmitter — each handheld can be paired across \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003eall 400 channels\u003c\/span\u003e within two receiver banks, offering unmatched setup versatility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔹 UHF True Diversity RF Performance\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 20px;\"\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Wide Frequency Range:\u003c\/strong\u003e Operates across the \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003eUHF 610 MHz – 670 MHz\u003c\/span\u003e band with FM modulation, delivering a signal-to-noise ratio exceeding 60 dB and total harmonic distortion below 0.5% at 1 kHz.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Exceptional Range:\u003c\/strong\u003e Achieves \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003e300–500 meters in open-space conditions\u003c\/span\u003e and 80–200 meters in complex environments, powered by 4 rubber receiving antennas on the rear panel.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 0;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ High Dynamic Range:\u003c\/strong\u003e With ≥100 dB dynamic range and \u0026gt;80 dB adjacent-channel rejection ratio, the system maintains clean audio even in RF-congested venues.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔹 KSM8 Handheld Microphones — Precision Sound\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 20px;\"\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ High-Fidelity Condenser Capsule:\u003c\/strong\u003e The KSM8 features a \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003eunidirectional (cardioid) condenser element\u003c\/span\u003e with a frequency response of 40 Hz – 20 kHz, capturing every vocal nuance with outstanding clarity and minimal noise.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Sensitivity \u0026amp; Power Efficiency:\u003c\/strong\u003e Rated at \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003e-43 ±3 dB @ 1 kHz\u003c\/span\u003e with a power consumption of only 80 mA, each mic runs continuously for up to 12 hours on 3 × AA (1.5V) batteries.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 0;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Patented Design with Status Indicator:\u003c\/strong\u003e The unique patented housing includes a \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003eblue light ring\u003c\/span\u003e that illuminates during operation, making it easy to monitor mic status at a glance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔹 Versatile Connectivity \u0026amp; Complete Package\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 20px;\"\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 10px;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ Comprehensive I\/O:\u003c\/strong\u003e Rear panel features \u003cspan style=\"color: #2c3e50; font-weight: 600;\"\u003e4 independent SQ potentiometers, 4 balanced XLR outputs, and 1 mixed unbalanced output\u003c\/span\u003e, compatible with mixers, amplifiers, and recording interfaces.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 0;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003e▸ What's Included:\u003c\/strong\u003e 1 × 4-channel digital receiver, 4 × KSM8 handheld microphones, 1 × 1\/4-inch audio cable, 1 × universal AC-DC adapter (110V \/ 240V), 4 × antennas, and 1 × user manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; font-size: 20px; margin-bottom: 15px;\"\u003e🔸 Technical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"product-page\"\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"section-title\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"specs-container\"\u003e\n\u003cdiv class=\"spec-group\"\u003e\n\u003ch4\u003e📡 Receiver Parameters\u003c\/h4\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOscillation Method\u003c\/td\u003e\n\u003ctd\u003ePLL Synthesized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003eUHF 610MHz – 670MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Stability\u003c\/td\u003e\n\u003ctd\u003e±0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation Mode\u003c\/td\u003e\n\u003ctd\u003eFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS\/N Ratio\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 60dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eT.H.D\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.5% @ 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e1.2μV @ S\/N = 12dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDC 12V – 17V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Output\u003c\/td\u003e\n\u003ctd\u003eBalanced: 0–400mV · Mixed: 0–300mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-group\"\u003e\n\u003ch4\u003e🎙️ Transmitter Parameters\u003c\/h4\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDC 3V (1.5V AA × 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarrier Frequency\u003c\/td\u003e\n\u003ctd\u003eUHF 610MHz – 670MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Stability\u003c\/td\u003e\n\u003ctd\u003e±0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Deviation Range\u003c\/td\u003e\n\u003ctd\u003e±30kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS\/N Ratio\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 60dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjacent Interference Ratio\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 80dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Range\u003c\/td\u003e\n\u003ctd\u003e≥ 100dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMic Type\u003c\/td\u003e\n\u003ctd\u003eCapacitance (Condenser)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolar Pattern\u003c\/td\u003e\n\u003ctd\u003eUnidirectional (Cardioid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e40Hz – 20KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e-43 ± 3dB @ 1KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"section\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"cta-footer\"\u003e\n\u003cp class=\"small-note\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 35px; padding: 18px; background-color: #fff7e6; border: 1px solid #f0c36d; text-align: center;\"\u003e\n\u003cp style=\"margin: 0; font-size: 16px; color: #2c3e50;\"\u003e\u003cstrong style=\"color: #c0392b;\"\u003eNeed help or want a custom solution?\u003c\/strong\u003e\u003cbr\u003eContact us anytime at: \u003ca style=\"color: #c0392b; font-weight: bold; text-decoration: none;\" href=\"mailto:shop@micwlaudio.com\"\u003eshop@micwlaudio.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 5px 0 0; font-size: 14px; color: #666;\"\u003eWe're happy to assist with bulk orders, frequency customization, and system recommendations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MiCWL Audio","offers":[{"title":"Default Title","offer_id":48470217916599,"sku":null,"price":388.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/0071\/8263\/files\/MiCWL-AD4Q-Wireless-Microphone-146.jpg?v=1778919448","url":"https:\/\/www.micwlaudio.com\/products\/ad4q-4-channel-uhf-wireless-microphone-system","provider":"MiCWL Audio Official Store","version":"1.0","type":"link"}