{"product_id":"gt-38-wireless-mcu-serial-module-si4438-4463-1200-meters-receive-uart-interface-wireless-communicati","title":"GT-38 Wireless MCU Serial Module SI4438\/4463 1200 Meters Receive UART Interface Wireless Communicati","description":"\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Long-distance wireless transmission (1200 bps in 1200 m\/FU4 mode)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. Operating frequency range: 433-458MHz, up to 255 communication channels)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. Maximum 100mW (20dBm) transmit power, and can set 8 power.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4. Four working modes to adapt to different applications\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e5. Built-in MCU, communicate through serial port and external device\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e6. The number of bytes sent at one time is up to 256 bytes.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e7. The mode supports one-to-one, one-to-many, many-to-many connections\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003eCharacteristic Parameters:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eModel: GT-38\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eChip: SI4438\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCommunication interface: UART 3.3V to 5V TTL level\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOperating voltage: 3.2V to 5.5V\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eMaximum transmission power: 20dBm\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eReference distance: 1200 meters\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWorking frequency band: 433-458.5MHz\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAntenna interface: spring antenna \/ antenna socket\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eSleep current: no sleep mode\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eModule size: 26.7x12.9x6mm\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1 x Wireless MCU Serial Module\u003c\/span\u003e\u003c\/div\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/CC\/97\/24890b5c-0977-49e9-96ab-7ff936cea863.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/69\/43\/8be6c412-7014-4f91-a4df-b949590e3dad.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/B3\/B0\/215b781c-91b1-4488-b42c-d53f79fbd4ba.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/42\/D7\/2eabd122-3674-43c4-85d1-00c514fd5816.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/C3\/5F\/c01caa69-8ec7-46c5-8954-7b0f81a22498.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Shopify","offers":[{"title":"Default Title","offer_id":14009218433068,"sku":"1345139","price":750.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/14ba13e5-d2e7-4301-87ab-876a2048a960_49961746-c127-4f3e-98b1-adda168a71a5.jpg?v=1587026136","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/gt-38-wireless-mcu-serial-module-si4438-4463-1200-meters-receive-uart-interface-wireless-communicati","provider":"Electronic Pro ","version":"1.0","type":"link"}