{"product_id":"phantom-power-electret-condenser-microphone-amplifier-board-4-pack","title":"4-Pack Phantom Power Electret Condenser Mic Amplifier Board","description":"\n\u003ch2\u003e4-Pack Electret Condenser Microphone Amplifier Boards – 15–48V Phantom Power\u003c\/h2\u003e\n\u003cp\u003eUpgrade your audio setup with this set of \u003cstrong\u003efour high-quality electret condenser microphone amplifier boards\u003c\/strong\u003e. Designed to work with 15–48V phantom power, these compact boards are a perfect match for karaoke singing, studio recording, conference presentations, and public speaking applications. Compatible with universal and single-point electret microphones, they deliver clean, consistent audio amplification for a wide range of setups.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Phantom Power Compatibility:\u003c\/strong\u003e Operates on 15–48V phantom power, making it versatile for professional and home studio environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Sound Pressure Level:\u003c\/strong\u003e Supports up to 125 dB SPL for capturing everything from quiet vocals to loud live performances.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Noise Design:\u003c\/strong\u003e Pairs best with low-noise electret microphones for the cleanest signal output. Signal-to-noise ratio: 60 dB.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Current Draw:\u003c\/strong\u003e Operating current of approximately 3.2 mA keeps energy usage efficient.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Board dimensions of 45 mm × 15.82 mm (cannon\/XLR head not included) allow easy integration into custom builds or microphone enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from PC and metal materials for lasting performance and reliable daily use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 Boards Included:\u003c\/strong\u003e Get four amplifier boards in a single purchase — ideal for multi-microphone setups or as spare replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eElectret Condenser Amplifier Board\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e15–48V Phantom Power\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e250 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMax Sound Pressure Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e125 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSignal-to-Noise Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e60 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWorking Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e~3.2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBoard Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e45 mm × 15.82 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePC + Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e4 × Electret Condenser Microphone Amplifier Board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Only the items listed above are included. Color may vary slightly due to screen differences. Measurement tolerance: ±1–3 cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Type-C Rechargeable Lamp\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-compressible-inflatable-neck-pillow-portable-travel-cervical-support-pillow-inflatable-air-neck-rest-for-plane-naps\"\u003ePortable Inflatable Neck Pillow – Travel Cervical Support\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What type of microphone is compatible with this amplifier board?\u003c\/h4\u003e\n\u003cp\u003eA: This amplifier board is specifically designed for electret condenser microphones, including both universal and single-point electret microphone types. For best results and the cleanest audio output, it is recommended to use a low-noise electret microphone.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What phantom power voltage does this amplifier board require?\u003c\/h4\u003e\n\u003cp\u003eA: The board supports a wide phantom power range of 15–48V, making it compatible with most standard audio interfaces, mixing consoles, and phantom power supplies that provide 48V — the industry standard.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this board for karaoke, home recording, and conference setups?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! By pairing the board with a compatible electret microphone, you can use it across a variety of applications including karaoke singing, home or studio recording, conference presentations, and public speaking setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the package include the XLR (cannon) connector or the microphone capsule?\u003c\/h4\u003e\n\u003cp\u003eA: No — the package includes only the 4 microphone amplifier boards. The XLR\/cannon head, microphone capsule, and any other accessories are not included and must be sourced separately.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What type of microphone is compatible with this amplifier board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This amplifier board is specifically designed for electret condenser microphones, including both universal and single-point electret microphone types. 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