{"product_id":"5pcs-fm-wireless-microphone-pickup-wireless-audio-transmitter-fm-emission-mic-core-board-v4-0-100mhz","title":"5Pcs FM Wireless Microphone Pickup Wireless Audio Transmitter FM Emission MIC Core Board V4.0 100MHz","description":"\u003cstrong\u003eFunction:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e This item make the sound?around the microphone into the FM radio,?and?transmit?out to achieve pickup and wireless radio FM transmitter,  \u003cbr\u003e the launch frequency is adjustable, the core board green components is the adjustable capacitor, change the adjustable capacitor can change Launch frequency, adjustable range covering 88-108MHZ GB FM band. You can use the radio and the phone (the phone with the headset line to do the antenna sensitivity is poor,?is not recommended as a receiver) as a receiver! It is widely used in voice pickup transmission, audio MIC, the elderly and children sleep monitoring, etc. need to pick up the sound of the occasion!  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eFeatures:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e This item has unparalleled wide voltage working range from 0.7V to 9V.?  \u003cbr\u003e It launch pure, spurious signal, the?suppression is only -60dBc.  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eParameter:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e Operating voltage: 0.7V-9V  \u003cbr\u003e Frequency regulation range: 88-108MHZ (default 100MHz)  \u003cbr\u003e Launch distance: 9V work, the use of 70 cm antenna, open space, launch distance of 50-100 meters  \u003cbr\u003e The relationship between the operating voltage (volts) and the supply current (MA) and the transmitted power (dBm) is as follows:  \u003cbr\u003e 9V, 24 Ma, 10.2dBm (i.e. 11 MW)  \u003cbr\u003e 8V, 21 Ma, 9.5dBm  \u003cbr\u003e 7V, 19 Ma, 8.5dBm  \u003cbr\u003e 6V, 17 Ma, 7.1dBm  \u003cbr\u003e 5V, 14 Ma, 6.1dBm (about 5 MW)  \u003cbr\u003e 4V, 12 Ma, 4.5dBm  \u003cbr\u003e 3V, 9 Ma, 2.2dBm  \u003cbr\u003e 2V, 6 Ma, -1dBm (about 1 MW)  \u003cbr\u003e 1.5V, 4.2 Ma, -4dBm (about 0.5 MW, general home environment emission enough, green radiation small)  \u003cbr\u003e 1V, 2.4 Ma, -9dBm  \u003cbr\u003e 0.7V, 0.9 Ma, -20dBm (i.e. 0.01 MW)  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eWiring method:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e The back of the core panel is labeled +, - and ANT, representing the power positive, negative, and antenna ends. The antenna generally soldered a 0.7 meter long short wire on will be OK, which is very easy!  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003ePackage included:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 5 x?FM Wireless Microphone Pickup Wireless Audio Transmitter  \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e   \u003cbr\u003e         \u003cbr\u003e     \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/59\/9E\/a559b1ed-bb18-4237-8454-de636d1a35a2.JPG\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/CF\/58\/3736de26-fa5e-4473-b37b-3c6a3c83ed2e.JPG\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/9E\/B6\/359d9990-b180-44a4-8ce1-ab7c5ade3807.JPG\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/0F\/91\/66a2da8c-564a-4610-a25b-90f259b60f86.JPG\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/9D\/8A\/73c3b26c-9406-4bca-a1d3-c46f6373b42a.JPG\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/4A\/68\/5d8341f9-f201-4f70-a808-5e46f0460e78.jpg\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/B3\/37\/a5810111-4e97-4ab8-8bd1-422689888495.jpg\"\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43935675089091,"sku":"ZHIQIAN-015593","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/2699f00e-afd2-4911-bcc1-75e5da547c88.jpg?v=1725946137","url":"https:\/\/wrsss.com\/products\/5pcs-fm-wireless-microphone-pickup-wireless-audio-transmitter-fm-emission-mic-core-board-v4-0-100mhz","provider":"Wrsss","version":"1.0","type":"link"}