{"product_id":"lm386-electret-microphone-power-amplifier-board-gain-200-times-dc-3-7v-hfteca","title":"LM386 Electret Microphone Power Amplifier Board Gain 200 Times DC 3.7V- hfTECA","description":"\u003cp\u003eITEM NAME:LM386 Electret Microphone Power Amplifier Board Gain 200 Times DC 3.7V- hfTECA Description: Using LM386 amplifier chip, magnification of 200 times, you can directly drive small power speakers, suitable for electret microphone amplification. Practical application: Deafness hearing aids: board connected to the microphone, power, headphones, is a good deaf hearing aids. Operating Voltage: DC 3.7V-12V Board Size(approx): 25mm x 25mm Packing List:.Find many great new \u0026amp; used options and get the best deals for LM386 Electret Microphone Power Amplifier Board Gain 200 Times DC 3.7V- hfTECA at the best online prices at shop2india!\u003c\/p\u003e","brand":"Shop2IndiaBei","offers":[{"title":"Default Title","offer_id":43044595138728,"sku":"U2I-3-124092475299","price":2189.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/1588\/1354\/products\/s-l2000__14612_e23ff3eb-9cf5-4efb-a3e4-26d5de5161d0.jpg?v=1672783722","url":"https:\/\/shop2india.com\/products\/lm386-electret-microphone-power-amplifier-board-gain-200-times-dc-3-7v-hfteca","provider":"SHOP2INDIA GATEWAY","version":"1.0","type":"link"}