{"product_id":"dstike-esp32-walkie-talkie","title":"DSTIKE ESP32 Walkie Talkie - Open-Source ESP-NOW Voice Communication Device for Makers","description":"\u003ch1\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/fY95JL2EtdA?si=QY6KDuwJXevedUzJ\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/h1\u003e\n\u003ch1\u003eWhat is it?\u003c\/h1\u003e\n\u003cp\u003eThe DSTIKE ESP32 Walkie Talkie is a fully assembled, open-source voice communication device built around the ESP32-WROOM-DA module.\u003c\/p\u003e\n\u003cp\u003eInstead of using a conventional radio system, it transmits digital voice data directly between compatible devices using ESP-NOW. No Wi-Fi router or internet connection is required. Under open, low-interference, line-of-sight conditions, the communication range can reach approximately 150 meters.\u003c\/p\u003e\n\u003cp\u003eThis product was designed to help makers and beginners explore ESP-NOW through a practical, working device. The schematic and firmware source code are open-source, allowing experienced developers to modify the hardware and software, experiment with audio transmission, or turn it into a Wi-Fi-based intercom and other creative wireless communication projects.\u003c\/p\u003e\n\u003ch1\u003eFully Assembled Maker Hardware\u003c\/h1\u003e\n\u003cp\u003eThe device is delivered as an assembled finished product. It features a custom PCB, a 3D-printed enclosure, a transparent acrylic front panel, and 3D-printed control switches.\u003c\/p\u003e\n\u003cp\u003eA 1.3-inch display shows the current operating information, including the selected channel and volume status. Three brown control buttons provide access to 10 preset channels and volume adjustment:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShort press to change the operating channel\u003c\/li\u003e\n\u003cli\u003eLong press to adjust the speaker volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe large red PTT button provides simple push-to-talk operation.\u003c\/p\u003e\n\u003ch1\u003eRGB Status Indicator\u003c\/h1\u003e\n\u003cp\u003eA built-in RGB LED clearly shows the current operating state:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGreen: Standby and ready\u003c\/li\u003e\n\u003cli\u003eRed: PTT pressed and voice signal transmitting\u003c\/li\u003e\n\u003cli\u003eBlue: Voice signal received and playing through the speaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eBattery and Charging\u003c\/h1\u003e\n\u003cp\u003eThe ESP32 Walkie Talkie includes a built-in rechargeable 2500mAh 18650 battery.\u003c\/p\u003e\n\u003cp\u003eFour individual LEDs provide a clear battery-level indication, while the charging circuit supports an input of up to 5V\/1.5A.\u003c\/p\u003e\n\u003ch1\u003eKey Features\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eESP32-WROOM-DA main controller\u003c\/li\u003e\n\u003cli\u003eESP-NOW digital voice communication\u003c\/li\u003e\n\u003cli\u003eHalf-duplex push-to-talk operation\u003c\/li\u003e\n\u003cli\u003eCommunication range up to approximately 150 meters in open conditions\u003c\/li\u003e\n\u003cli\u003eNo Wi-Fi router or internet connection required\u003c\/li\u003e\n\u003cli\u003e1.3-inch information display\u003c\/li\u003e\n\u003cli\u003e10 preset communication channels\u003c\/li\u003e\n\u003cli\u003eShort-press channel selection\u003c\/li\u003e\n\u003cli\u003eLong-press volume adjustment\u003c\/li\u003e\n\u003cli\u003eRGB operating-status indicator\u003c\/li\u003e\n\u003cli\u003eBuilt-in 2500mAh 18650 battery\u003c\/li\u003e\n\u003cli\u003eFour-LED battery-level indicator\u003c\/li\u003e\n\u003cli\u003eCharging input up to 5V\/1.5A\u003c\/li\u003e\n\u003cli\u003eLarge red PTT button\u003c\/li\u003e\n\u003cli\u003e3D-printed enclosure and switches\u003c\/li\u003e\n\u003cli\u003eTransparent acrylic front panel\u003c\/li\u003e\n\u003cli\u003eOpen-source schematic and firmware\u003c\/li\u003e\n\u003cli\u003eFully assembled product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eDesigned for Learning and Modification\u003c\/h1\u003e\n\u003cp\u003eThis is more than a finished walkie-talkie—it is an open development platform for learning how ESP-NOW voice communication works.\u003c\/p\u003e\n\u003cp\u003eBeginners can use the assembled device to understand ESP-NOW, push-to-talk logic, wireless audio transmission, displays, RGB status indicators, battery management, and embedded user interfaces.\u003c\/p\u003e\n\u003cp\u003eDevelopers can modify the source code to explore conventional Wi-Fi audio transmission, custom channel systems, new user interfaces, remote control applications, wireless notification devices, or other ESP32-based communication projects.\u003c\/p\u003e\n\u003cp\u003eBecause the ESP32-WROOM-DA module has been discontinued, this product may also be of interest to ESP32 enthusiasts and collectors who want a functional product built around this distinctive module.\u003c\/p\u003e\n\u003ch1\u003eImportant Notes\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eAt least two compatible units are required for voice communication.\u003c\/li\u003e\n\u003cli\u003eThis product uses ESP-NOW and is not compatible with conventional analog walkie-talkies, FRS, GMRS, PMR446, or other traditional radio systems.\u003c\/li\u003e\n\u003cli\u003eThe stated 150-meter range is based on open, low-interference conditions. Actual range will vary depending on buildings, walls, antennas, nearby wireless signals, and the operating environment.\u003c\/li\u003e\n\u003cli\u003eThis product is intended for makers, education, development, and experimentation. It should not be used as an emergency or safety-critical communication device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eDesign Files\u003c\/h1\u003e\n\u003cp\u003ehttps:\/\/github.com\/lspoplove\/ESP32-Walkie-Talkie\u003c\/p\u003e","brand":"DSTIKE","offers":[{"title":"Walkie-talkie x1","offer_id":48990683365559,"sku":null,"price":79.0,"currency_code":"USD","in_stock":true},{"title":"Walike-talkie x2","offer_id":48990683398327,"sku":null,"price":148.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0136\/5245\/9584\/files\/11_dba2027f-305d-47f8-87fd-5b6482761c37.png?v=1786608690","url":"https:\/\/dstike.com\/products\/dstike-esp32-walkie-talkie","provider":"DSTIKE","version":"1.0","type":"link"}