{"product_id":"technical-pro-ma2020-class-t-stereo-mini-amplifier-with-power-supply-headphone-output-microphone-silver","title":"Technical Pro MA2020 Class-T Stereo Mini Amplifier with Power Supply, Headphone Output \u0026 Microphone, Silver","description":"\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e\u003cb\u003e\u003cspan style=\"text-decoration: underline;\"\u003eAdditional Information\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e:\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eThis Technical Pro MA2020 Class-T Stereo Mini Amplifier is in great working condition.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eThe unit has been fully tested and is completely functional\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e\u003cb\u003e\u003cspan style=\"text-decoration: underline;\"\u003eIncluded in the Box:\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli data-section-id=\"g5583n\" data-start=\"2462\" data-end=\"2510\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTechnical Pro MA2020 Mini Mic Mixing Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1h1to7m\" data-start=\"2511\" data-end=\"2533\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e12V DC Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"10sdtyb\" data-start=\"2534\" data-end=\"2547\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eUser Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e\u003cb\u003e\u003cspan style=\"text-decoration: underline;\"\u003ePackaging:\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eThe item may be packaged in an \u003cb\u003e\u003cspan style=\"text-decoration: underline;\"\u003eOriginal or Brown box\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003ch3 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"1k8uwy3\" data-start=\"229\" data-end=\"252\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTechnical Pro MA2020 Class-T Stereo Mini Amplifier with Power Supply, Headphone Output \u0026amp; Microphone, Silver Description:\u003c\/span\u003e\u003c\/h3\u003e\u003cp data-start=\"253\" data-end=\"909\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eThe Technical Pro MA2020 is a compact Class-AB stereo mini amplifier designed for home audio, small public address systems, classrooms, offices, waiting rooms, and DIY audio projects. Delivering \u003cstrong data-start=\"448\" data-end=\"476\"\u003e20 watts RMS per channel\u003c\/strong\u003e, it provides clean, reliable sound while supporting multiple audio sources through RCA, AUX, and front-panel microphone inputs. Its compact aluminum enclosure is lightweight yet durable, making it easy to install on a desk, shelf, or entertainment system. The MA2020 also features bass and treble controls, a front headphone output, and a 12V DC power supply for simple plug-and-play operation. \u003c\/span\u003e\u003c\/p\u003e\u003ch3 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"1iz91iu\" data-start=\"916\" data-end=\"932\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTechnical Pro MA2020 Class-T Stereo Mini Amplifier with Power Supply, Headphone Output \u0026amp; Microphone, Silver Features:\u003c\/span\u003e\u003c\/h3\u003e\u003cul data-start=\"934\" data-end=\"1586\"\u003e\n\u003cli data-section-id=\"kqtfr6\" data-start=\"934\" data-end=\"974\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e20 Watts RMS per channel stereo output\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"zbdo4b\" data-start=\"975\" data-end=\"1002\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eClass-AB amplifier design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"qh3rbd\" data-start=\"1003\" data-end=\"1042\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eFront-panel 1\/4-inch microphone input\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"qk0epv\" data-start=\"1043\" data-end=\"1104\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eRCA stereo input for CD\/DVD players and other audio devices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1e7atl6\" data-start=\"1105\" data-end=\"1171\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e3.5 mm AUX input for phones, tablets, computers, and MP3 players\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"2uw1ch\" data-start=\"1172\" data-end=\"1209\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eFront-panel 3.5 mm headphone output\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"3ip6fg\" data-start=\"1210\" data-end=\"1241\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eBass and treble tone controls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"tvis2b\" data-start=\"1242\" data-end=\"1287\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eMaster volume control with illuminated knob\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"10z1wiu\" data-start=\"1288\" data-end=\"1342\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eDirect\/Equalizer function for flat or adjusted sound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1dwgvd\" data-start=\"1343\" data-end=\"1370\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSupports 4–8 ohm speakers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"wjkg11\" data-start=\"1371\" data-end=\"1431\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eCompact aluminum chassis with built-in cooling ventilation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1k60kwp\" data-start=\"1432\" data-end=\"1462\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eIncludes 12V DC power supply\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"lsn99k\" data-start=\"1463\" data-end=\"1586\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eIdeal for home audio, offices, classrooms, waiting rooms, and small PA applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"1yl5694\" data-start=\"1593\" data-end=\"1611\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTechnical Pro MA2020 Class-T Stereo Mini Amplifier with Power Supply, Headphone Output \u0026amp; Microphone, Silver Specifications:\u003c\/span\u003e\u003c\/h3\u003e\u003cdiv class=\"TyagGW_tableContainer\"\u003e\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1613\" data-end=\"2433\"\u003e\n\u003cthead data-start=\"1613\" data-end=\"1640\"\u003e\u003ctr data-start=\"1613\" data-end=\"1640\"\u003e\n\u003cth class=\"last:pe-10\" data-start=\"1613\" data-end=\"1629\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-start=\"1629\" data-end=\"1640\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody data-start=\"1669\" data-end=\"2433\"\u003e\n\u003ctr data-start=\"1669\" data-end=\"1694\"\u003e\n\u003ctd data-start=\"1669\" data-end=\"1677\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1677\" data-end=\"1694\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTechnical Pro\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1695\" data-end=\"1713\"\u003e\n\u003ctd data-start=\"1695\" data-end=\"1703\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1703\" data-end=\"1713\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eMA2020\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1714\" data-end=\"1736\"\u003e\n\u003ctd data-start=\"1714\" data-end=\"1720\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eUPC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1720\" data-end=\"1736\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e817802013004\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1737\" data-end=\"1781\"\u003e\n\u003ctd data-start=\"1737\" data-end=\"1752\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1752\" data-end=\"1781\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eMini Mic Mixing Amplifier\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1782\" data-end=\"1812\"\u003e\n\u003ctd data-start=\"1782\" data-end=\"1800\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eAmplifier Class\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1800\" data-end=\"1812\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eClass-AB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1813\" data-end=\"1857\"\u003e\n\u003ctd data-start=\"1813\" data-end=\"1832\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eRMS Power Output\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1832\" data-end=\"1857\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e20 Watts × 2 Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1858\" data-end=\"1884\"\u003e\n\u003ctd data-start=\"1858\" data-end=\"1871\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003ePeak Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1871\" data-end=\"1884\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e200 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1885\" data-end=\"1924\"\u003e\n\u003ctd data-start=\"1885\" data-end=\"1906\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eFrequency Response\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1906\" data-end=\"1924\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e20 Hz – 20 kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1925\" data-end=\"1959\"\u003e\n\u003ctd data-start=\"1925\" data-end=\"1949\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSignal-to-Noise Ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1949\" data-end=\"1959\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e105 dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1960\" data-end=\"1990\"\u003e\n\u003ctd data-start=\"1960\" data-end=\"1980\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eInput Sensitivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1980\" data-end=\"1990\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e200 mV\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1991\" data-end=\"2046\"\u003e\n\u003ctd data-start=\"1991\" data-end=\"2009\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eInput Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2009\" data-end=\"2046\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e20 kΩ Balanced \/ 10 kΩ Unbalanced\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2047\" data-end=\"2079\"\u003e\n\u003ctd data-start=\"2047\" data-end=\"2067\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSpeaker Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2067\" data-end=\"2079\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e4–8 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2080\" data-end=\"2136\"\u003e\n\u003ctd data-start=\"2080\" data-end=\"2089\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eInputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2089\" data-end=\"2136\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eRCA Stereo, 3.5 mm AUX, 1\/4-inch Microphone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2137\" data-end=\"2184\"\u003e\n\u003ctd data-start=\"2137\" data-end=\"2147\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eOutputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2147\" data-end=\"2184\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSpeaker Outputs, 3.5 mm Headphone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2185\" data-end=\"2218\"\u003e\n\u003ctd data-start=\"2185\" data-end=\"2201\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eTone Controls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2201\" data-end=\"2218\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eBass \u0026amp; Treble\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2219\" data-end=\"2280\"\u003e\n\u003ctd data-start=\"2219\" data-end=\"2229\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eCooling\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2229\" data-end=\"2280\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eDual CAF (Complete Air Flow) Ventilation System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2281\" data-end=\"2331\"\u003e\n\u003ctd data-start=\"2281\" data-end=\"2296\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003ePower Supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2296\" data-end=\"2331\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e12V DC (Power Adapter Included)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2332\" data-end=\"2363\"\u003e\n\u003ctd data-start=\"2332\" data-end=\"2345\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2345\" data-end=\"2363\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e17 × 8 × 3 in.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2364\" data-end=\"2414\"\u003e\n\u003ctd data-start=\"2364\" data-end=\"2373\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2373\" data-end=\"2414\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e28.5 lbs (manufacturer specification)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2415\" data-end=\"2433\"\u003e\n\u003ctd data-start=\"2415\" data-end=\"2423\" data-col-size=\"sm\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eColor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2423\" data-end=\"2433\" data-col-size=\"md\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003eSilver\/Black\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: large;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"TECHNICAL PRO","offers":[{"title":"Default Title","offer_id":45358255767575,"sku":"MA2020-C","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/6920\/5271\/files\/20_11_525.jpg?v=1785492573","url":"https:\/\/hypermicro.com\/products\/technical-pro-ma2020-class-t-stereo-mini-amplifier-with-power-supply-headphone-output-microphone-silver","provider":"Hyper Microsystems, Inc.","version":"1.0","type":"link"}