{"product_id":"radiomaster-dbr4-2-4g-915mhz-elrs-dual-band-dual-channel-gemini-receiver-for-fpv-drone-diy-parts","title":"Radiomaster DBR4 2.4G\/915Mhz ELRS Dual-Band Dual-Channel Gemini Receiver For FPV Drone DIY Parts","description":"\u003cp\u003eModel:DBR4 dual-band dual-channel for Gemini ExpressLRS receiver\u003cbr\u003eType:ISM 2.4GHz\/FCC 915MHz\u003cbr\u003eRF chip:Semtech LR1121 x 2\u003cbr\u003eRF power:Max100mW\u003cbr\u003eAntenna:2x2.4GHz antenna; 2x915MHz antenna\u003cbr\u003eFrequency range:2.404 - 2.479 GHz\/903.5 - 926.9 MHz\u003cbr\u003eMCU:ESP32\u003cbr\u003eMaximum receiver refresh rate:500Hz (ExpressLRS V3.4 will soon support 1000Hz)\u003cbr\u003eMinimum receiver refresh rate:50Hz\u003cbr\u003eOperating voltage:DC 4.5-8.4V\u003cbr\u003ePre-installed firmware version:ExpressLRS V3.3.2\u003cbr\u003eBus interface:CRSF\u003cbr\u003eColour: Black\u003cbr\u003eMaterial: PCB\u003cbr\u003e\u003cbr\u003ePackage Contents:\u003cbr\u003e1 * Receiver\u003cbr\u003e2 * 2.4ghz Antennas\u003cbr\u003e2 * 915mhz Antennas\u003cbr\u003e1 * CRSF Line\u003cbr\u003e4 * 4mm Red Shock Absorbing Pads\u003cbr\u003e4 * 3mm Black Shock-Absorbing Pads\u003c\/p\u003e","brand":"mickcara","offers":[{"title":"Black","offer_id":43129778110601,"sku":"235ff8-1-Black","price":77.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0365\/2131\/2393\/files\/c7f8801764f495fadf7cb3dffa9f6b0e.jpg?v=1731383417","url":"https:\/\/mickcara.com\/fr\/products\/radiomaster-dbr4-2-4g-915mhz-elrs-dual-band-dual-channel-gemini-receiver-for-fpv-drone-diy-parts","provider":"mickcara","version":"1.0","type":"link"}